56875477457865 has 64 divisors (see below), whose sum is σ = 101748725164800. Its totient is φ = 26889155788800.

The previous prime is 56875477457831. The next prime is 56875477457921.

56875477457865 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56875477457865 - 2⁶ = 56875477457801 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, 10553751 + ... + 15004419.

It is an arithmetic number, because the mean of its divisors is an integer number (1589823830700).

Almost surely, 2^{56875477457865} is an apocalyptic number.

56875477457865 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56875477457865 is a deficient number, since it is larger than the sum of its proper divisors (44873247706935).

56875477457865 is a wasteful number, since it uses less digits than its factorization.

56875477457865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4452618.

The product of its digits is 55319040000, while the sum is 84.

The spelling of 56875477457865 in words is "fifty-six trillion, eight hundred seventy-five billion, four hundred seventy-seven million, four hundred fifty-seven thousand, eight hundred sixty-five".