56599977 has 8 divisors (see below), whose sum is σ = 86247616. Its totient is φ = 32342832.

The previous prime is 56599969. The next prime is 56599981. The reversal of 56599977 is 77999565.

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

It is not a de Polignac number, because 56599977 - 2³ = 56599969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56599927) 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, 1347598 + ... + 1347639.

It is an arithmetic number, because the mean of its divisors is an integer number (10780952).

Almost surely, 2^56599977 is an apocalyptic number.

It is an amenable number.

56599977 is a deficient number, since it is larger than the sum of its proper divisors (29647639).

56599977 is a wasteful number, since it uses less digits than its factorization.

56599977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2695247.

The product of its digits is 5358150, while the sum is 57.

The square root of 56599977 is about 7523.2956209363. The cubic root of 56599977 is about 383.9477128785.

The spelling of 56599977 in words is "fifty-six million, five hundred ninety-nine thousand, nine hundred seventy-seven".