56840626766 has 48 divisors (see below), whose sum is σ = 107144983008. Its totient is φ = 22137360960.

The previous prime is 56840626757. The next prime is 56840626781. The reversal of 56840626766 is 66762604865.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6427700 + ... + 6436536.

It is an arithmetic number, because the mean of its divisors is an integer number (2232187146).

Almost surely, 2^56840626766 is an apocalyptic number.

56840626766 is a deficient number, since it is larger than the sum of its proper divisors (50304356242).

56840626766 is a wasteful number, since it uses less digits than its factorization.

56840626766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12665 (or 12654 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 56.

The spelling of 56840626766 in words is "fifty-six billion, eight hundred forty million, six hundred twenty-six thousand, seven hundred sixty-six".