56011606105 has 64 divisors (see below), whose sum is σ = 83497881600. Its totient is φ = 35123362560.

The previous prime is 56011606087. The next prime is 56011606117. The reversal of 56011606105 is 50160611065.

It is not a de Polignac number, because 56011606105 - 2¹¹ = 56011604057 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 54326940 + ... + 54327970.

It is an arithmetic number, because the mean of its divisors is an integer number (1304654400).

Almost surely, 2^56011606105 is an apocalyptic number.

It is an amenable number.

56011606105 is a deficient number, since it is larger than the sum of its proper divisors (27486275495).

56011606105 is a wasteful number, since it uses less digits than its factorization.

56011606105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2054.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 56011606105 in words is "fifty-six billion, eleven million, six hundred six thousand, one hundred five".