56886318677 has 8 divisors (see below), whose sum is σ = 57256748640. Its totient is φ = 56516473840.

The previous prime is 56886318613. The next prime is 56886318691. The reversal of 56886318677 is 77681368865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56886318677 - 2⁶ = 56886318613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56886312677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49643 + ... + 340935.

It is an arithmetic number, because the mean of its divisors is an integer number (7157093580).

Almost surely, 2^56886318677 is an apocalyptic number.

It is an amenable number.

56886318677 is a deficient number, since it is larger than the sum of its proper divisors (370429963).

56886318677 is a wasteful number, since it uses less digits than its factorization.

56886318677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292563.

The product of its digits is 81285120, while the sum is 65.

The spelling of 56886318677 in words is "fifty-six billion, eight hundred eighty-six million, three hundred eighteen thousand, six hundred seventy-seven".