13913457555328 has 64 divisors (see below), whose sum is σ = 27814387140000. Its totient is φ = 6932627896320.

The previous prime is 13913457555299. The next prime is 13913457555343. The reversal of 13913457555328 is 82355575431931.

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

It is a super-2 number, since 2×13913457555328² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49382598 + ... + 49663546.

Almost surely, 2^{13913457555328} is an apocalyptic number.

It is an amenable number.

13913457555328 is a deficient number, since it is larger than the sum of its proper divisors (13900929584672).

13913457555328 is an equidigital number, since it uses as much as digits as its factorization.

13913457555328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282303 (or 282291 counting only the distinct ones).

The product of its digits is 68040000, while the sum is 61.

The spelling of 13913457555328 in words is "thirteen trillion, nine hundred thirteen billion, four hundred fifty-seven million, five hundred fifty-five thousand, three hundred twenty-eight".