13597425664 has 45 divisors (see below), whose sum is σ = 27223904911. Its totient is φ = 6791249920.

The previous prime is 13597425659. The next prime is 13597425691. The reversal of 13597425664 is 46652479531.

The square root of 13597425664 is 116608.

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

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 14925369 + ... + 14926279.

Almost surely, 2^13597425664 is an apocalyptic number.

13597425664 is the 116608-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13597425664

13597425664 is an abundant number, since it is smaller than the sum of its proper divisors (13626479247).

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

13597425664 is an frugal number, since it uses more digits than its factorization.

13597425664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850 (or 913 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 52.

The spelling of 13597425664 in words is "thirteen billion, five hundred ninety-seven million, four hundred twenty-five thousand, six hundred sixty-four".