56605177157 has 8 divisors (see below), whose sum is σ = 60506913600. Its totient is φ = 52823494240.

The previous prime is 56605177147. The next prime is 56605177177. The reversal of 56605177157 is 75177150665.

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 56605177157 - 2²⁸ = 56336741701 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 (56605177127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30012407 + ... + 30014292.

It is an arithmetic number, because the mean of its divisors is an integer number (7563364200).

Almost surely, 2^56605177157 is an apocalyptic number.

It is an amenable number.

56605177157 is a deficient number, since it is larger than the sum of its proper divisors (3901736443).

56605177157 is a wasteful number, since it uses less digits than its factorization.

56605177157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60026763.

The product of its (nonzero) digits is 1543500, while the sum is 50.

The spelling of 56605177157 in words is "fifty-six billion, six hundred five million, one hundred seventy-seven thousand, one hundred fifty-seven".