It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
Almost surely, 2145621514734143 is an apocalyptic number.
145621514734143 is an equidigital number, since it uses as much as digits as its factorization.
145621514734143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6934357844493.
The spelling of 145621514734143 in words is "one hundred forty-five trillion, six hundred twenty-one billion, five hundred fourteen million, seven hundred thirty-four thousand, one hundred forty-three".