56086516477 has 4 divisors (see below), whose sum is σ = 57895758976. Its totient is φ = 54277273980.

The previous prime is 56086516471. The next prime is 56086516481. The reversal of 56086516477 is 77461568065.

56086516477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 56086516477 - 2⁷ = 56086516349 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 (56086516471) 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, 904621203 + ... + 904621264.

It is an arithmetic number, because the mean of its divisors is an integer number (14473939744).

Almost surely, 2^56086516477 is an apocalyptic number.

It is an amenable number.

56086516477 is a deficient number, since it is larger than the sum of its proper divisors (1809242499).

56086516477 is a wasteful number, since it uses less digits than its factorization.

56086516477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1809242498.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The spelling of 56086516477 in words is "fifty-six billion, eighty-six million, five hundred sixteen thousand, four hundred seventy-seven".