56165267151 has 24 divisors (see below), whose sum is σ = 96748454400. Its totient is φ = 30699027216.

The previous prime is 56165267117. The next prime is 56165267161. The reversal of 56165267151 is 15176256165.

It is a happy number.

56165267151 is a `hidden beast` number, since 5 + 6 + 1 + 6 + 526 + 71 + 51 = 666.

It is not a de Polignac number, because 56165267151 - 2⁷ = 56165267023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56165267097 and 56165267106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56165267161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19379251 + ... + 19382148.

It is an arithmetic number, because the mean of its divisors is an integer number (4031185600).

Almost surely, 2^56165267151 is an apocalyptic number.

56165267151 is a deficient number, since it is larger than the sum of its proper divisors (40583187249).

56165267151 is a wasteful number, since it uses less digits than its factorization.

56165267151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38761435 (or 38761432 counting only the distinct ones).

The product of its digits is 378000, while the sum is 45.

The spelling of 56165267151 in words is "fifty-six billion, one hundred sixty-five million, two hundred sixty-seven thousand, one hundred fifty-one".