According to this calculator, I'm coming up on 1.5 billion seconds old.

Start date: Wednesday, November 26, 1958 at 12:37:00 AM

Round number of seconds later

1,400,000,000 seconds later: Monday, April 7, 2003 at 5:30:20 PM

1,450,000,000 seconds later: Saturday, November 6, 2004 at 10:23:40 AM

1,500,000,000 seconds later: Thursday, June 8, 2006 at 3:17:00 AM