165562713 has 24 divisors (see below), whose sum is σ = 252262400. Its totient is φ = 104346144.

The previous prime is 165562703. The next prime is 165562721. The reversal of 165562713 is 317265561.

165562713 is a `hidden beast` number, since 16 + 5 + 5 + 627 + 13 = 666.

It is not a de Polignac number, because 165562713 - 2⁴ = 165562697 is a prime.

It is a super-2 number, since 2×165562713² = 54822023871840738, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (165562703) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128808 + ... + 130086.

Almost surely, 2^165562713 is an apocalyptic number.

It is an amenable number.

165562713 is a deficient number, since it is larger than the sum of its proper divisors (86699687).

165562713 is a wasteful number, since it uses less digits than its factorization.

165562713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061 (or 2058 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 165562713 is about 12867.1175093725. The cubic root of 165562713 is about 549.1034572661.

The spelling of 165562713 in words is "one hundred sixty-five million, five hundred sixty-two thousand, seven hundred thirteen".