56607270665 has 32 divisors (see below), whose sum is σ = 79818393600. Its totient is φ = 38095081920.

The previous prime is 56607270653. The next prime is 56607270673.

56607270665 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56607270665 - 2⁸ = 56607270409 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 584945 + ... + 674814.

It is an arithmetic number, because the mean of its divisors is an integer number (2494324800).

Almost surely, 2^56607270665 is an apocalyptic number.

56607270665 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56607270665 is a deficient number, since it is larger than the sum of its proper divisors (23211122935).

56607270665 is a wasteful number, since it uses less digits than its factorization.

56607270665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259837.

The product of its (nonzero) digits is 3175200, while the sum is 50.

The spelling of 56607270665 in words is "fifty-six billion, six hundred seven million, two hundred seventy thousand, six hundred sixty-five".