56840131185 has 16 divisors (see below), whose sum is σ = 91058337216. Its totient is φ = 30276694208.

The previous prime is 56840131147. The next prime is 56840131223. The reversal of 56840131185 is 58113104865.

It is an interprime number because it is at equal distance from previous prime (56840131147) and next prime (56840131223).

It is a cyclic number.

It is not a de Polignac number, because 56840131185 - 2⁸ = 56840130929 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2365299 + ... + 2389208.

It is an arithmetic number, because the mean of its divisors is an integer number (5691146076).

Almost surely, 2^56840131185 is an apocalyptic number.

It is an amenable number.

56840131185 is a deficient number, since it is larger than the sum of its proper divisors (34218206031).

56840131185 is a wasteful number, since it uses less digits than its factorization.

56840131185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4755312.

The product of its (nonzero) digits is 115200, while the sum is 42.

The spelling of 56840131185 in words is "fifty-six billion, eight hundred forty million, one hundred thirty-one thousand, one hundred eighty-five".