You are 45 years old if you were born on July 9, 1978.
You are 45 years 9 months, 1 week, and 4 days old or 549 months old or 2,388 weeks old or 16,722 days old or 401,328 hours old or 24,079,680 minutes old or 1,444,780,800 seconds old You were born on a Sunday.