13919728753536 has 64 divisors (see below), whose sum is σ = 37008108869520. Its totient is φ = 4635664330752.

The previous prime is 13919728753499. The next prime is 13919728753537. The reversal of 13919728753536 is 63535782791931.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13919728753537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16162765 + ... + 17002188.

Almost surely, 2^{13919728753536} is an apocalyptic number.

13919728753536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13919728753536 is an abundant number, since it is smaller than the sum of its proper divisors (23088380115984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13919728753536 is a wasteful number, since it uses less digits than its factorization.

13919728753536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33166063 (or 33166051 counting only the distinct ones).

The product of its digits is 257191200, while the sum is 69.

The spelling of 13919728753536 in words is "thirteen trillion, nine hundred nineteen billion, seven hundred twenty-eight million, seven hundred fifty-three thousand, five hundred thirty-six".