13995371931724 has 12 divisors (see below), whose sum is σ = 25153844147824. Its totient is φ = 6808559318064.

The previous prime is 13995371931713. The next prime is 13995371931733. The reversal of 13995371931724 is 42713917359931.

It is a super-2 number, since 2×13995371931724² (a number of 27 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47281661784 + ... + 47281662079.

Almost surely, 2^{13995371931724} is an apocalyptic number.

It is an amenable number.

13995371931724 is a deficient number, since it is larger than the sum of its proper divisors (11158472216100).

13995371931724 is a wasteful number, since it uses less digits than its factorization.

13995371931724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94563323904 (or 94563323902 counting only the distinct ones).

The product of its digits is 38578680, while the sum is 64.

The spelling of 13995371931724 in words is "thirteen trillion, nine hundred ninety-five billion, three hundred seventy-one million, nine hundred thirty-one thousand, seven hundred twenty-four".