3115972738368 has 84 divisors (see below), whose sum is σ = 10207283725600. Its totient is φ = 890277924096.

The previous prime is 3115972738339. The next prime is 3115972738379. The reversal of 3115972738368 is 8638372795113.

3115972738368 is a `hidden beast` number, since 3 + 1 + 1 + 597 + 2 + 7 + 3 + 8 + 36 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (84).

It is a super-2 number, since 2×3115972738368² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 386401318 + ... + 386409381.

Almost surely, 2^{3115972738368} is an apocalyptic number.

It is an amenable number.

3115972738368 is an abundant number, since it is smaller than the sum of its proper divisors (7091310987232).

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

3115972738368 is a wasteful number, since it uses less digits than its factorization.

3115972738368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772810724 (or 772810711 counting only the distinct ones).

The product of its digits is 45722880, while the sum is 63.

The spelling of 3115972738368 in words is "three trillion, one hundred fifteen billion, nine hundred seventy-two million, seven hundred thirty-eight thousand, three hundred sixty-eight".