You are 45 years old if you were born on July 20, 1978.
You are 45 years 8 months, 1 week, and 1 day old or 548 months old or 2,384 weeks old or 16,688 days old or 400,512 hours old or 24,030,720 minutes old or 1,441,843,200 seconds old You were born on a Thursday.