13904337237904 has 45 divisors (see below), whose sum is σ = 28162563137499. Its totient is φ = 6649736348640.

The previous prime is 13904337237851. The next prime is 13904337237911. The reversal of 13904337237904 is 40973273340931.

The square root of 13904337237904 is 3728852.

It is a perfect power (a square), and thus also a powerful number.

13904337237904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×13904337237904³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 343034119 + ... + 343074649.

Almost surely, 2^{13904337237904} is an apocalyptic number.

13904337237904 is the 3728852-nd square number.

It is an amenable number.

13904337237904 is an abundant number, since it is smaller than the sum of its proper divisors (14258225899595).

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

13904337237904 is an frugal number, since it uses more digits than its factorization.

13904337237904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81116 (or 40556 counting only the distinct ones).

The product of its (nonzero) digits is 10287648, while the sum is 55.

The spelling of 13904337237904 in words is "thirteen trillion, nine hundred four billion, three hundred thirty-seven million, two hundred thirty-seven thousand, nine hundred four".