Apple is scheduled to hold its first quarter results conference call at 2 p.m. PST. Before they do, some numbers to consider:

$54.51 billion

Apple reported revenue of $54.51 during the first quarter of 2013. This included a record quarterly net profit of $13.1 billion, or $13.81 per diluted share. Since then, Cupertino has experienced “negative earnings growth” in each of the past three quarters, according to Fortune.

The consensus estimates among 47 Apple analysts are for earnings of $14.36 per share on sales of $58.1 billion.

22.9 million

During the first quarter of 2013, Apple sold a record 22.9 million iPads. The consensus among 45 analysts is that Apple will announce iPad unit sales of 25 million, or a 10 percent increase year over year.

47.8 million

Another record was broken during the first quarter of 2013, as Apple reported iPhone sales of 47.8 million units. The consensus among 44 analysts is that Apple will announce iPhone unit sales of 55.3 million, or a 16 percent increase year over year.

$546

Apple’s stock price is down around 2.5 percent since the beginning of the year. On Friday, Jan. 24, it closed at $546 per share. For all of 2013, shares were up 10 percent.

We’ll be providing a summary of today’s earnings call. To listen to the event live, click here beginning at 2 p.m. PST / 5 p.m. EST.