13531603757464 has 64 divisors (see below), whose sum is σ = 28063679364000. Its totient is φ = 6076177265664.

The previous prime is 13531603757429. The next prime is 13531603757471. The reversal of 13531603757464 is 46475730613531.

13531603757464 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-2 number, since 2×13531603757464² (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 15 ways as a sum of consecutive naturals, for example, 65694124 + ... + 65899780.

Almost surely, 2^{13531603757464} is an apocalyptic number.

It is an amenable number.

13531603757464 is an abundant number, since it is smaller than the sum of its proper divisors (14532075606536).

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

13531603757464 is a wasteful number, since it uses less digits than its factorization.

13531603757464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222812 (or 222808 counting only the distinct ones).

The product of its (nonzero) digits is 19051200, while the sum is 55.

The spelling of 13531603757464 in words is "thirteen trillion, five hundred thirty-one billion, six hundred three million, seven hundred fifty-seven thousand, four hundred sixty-four".