I hate to do this to you, but that's really bad math.
$1,900,000,000,000 / 330,000,000 = 5,757.57
$1.9 trillion divided by 330 million Americans = $5,757
Wherever that $14,329 number came from, they're counting less than 1/3rd of the people in the country.
https://www.census.gov/popclock/