15714628164 has 81 divisors (see below), whose sum is σ = 42231552727. Its totient is φ = 4926067968.

The previous prime is 15714628157. The next prime is 15714628213. The reversal of 15714628164 is 46182641751.

The square root of 15714628164 is 125358.

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

15714628164 is a `hidden beast` number, since 1 + 5 + 7 + 1 + 4 + 628 + 16 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10644048900 + 5070579264 = 103170^2 + 71208^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 12785902 + ... + 12787130.

Almost surely, 2^15714628164 is an apocalyptic number.

15714628164 is the 125358-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15714628164

15714628164 is an abundant number, since it is smaller than the sum of its proper divisors (26516924563).

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

15714628164 is a wasteful number, since it uses less digits than its factorization.

15714628164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2502 (or 1251 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The spelling of 15714628164 in words is "fifteen billion, seven hundred fourteen million, six hundred twenty-eight thousand, one hundred sixty-four".