56600077 has 4 divisors (see below), whose sum is σ = 56718720. Its totient is φ = 56481436.

The previous prime is 56600053. The next prime is 56600087. The reversal of 56600077 is 77000665.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56600077 - 2¹⁵ = 56567309 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 (56600087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58603 + ... + 59560.

It is an arithmetic number, because the mean of its divisors is an integer number (14179680).

Almost surely, 2^56600077 is an apocalyptic number.

It is an amenable number.

56600077 is a deficient number, since it is larger than the sum of its proper divisors (118643).

56600077 is a wasteful number, since it uses less digits than its factorization.

56600077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118642.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 56600077 is about 7523.3022669570. The cubic root of 56600077 is about 383.9479389961.

The spelling of 56600077 in words is "fifty-six million, six hundred thousand, seventy-seven".