56877001946 has 4 divisors (see below), whose sum is σ = 85315502922. Its totient is φ = 28438500972.

The previous prime is 56877001931. The next prime is 56877001957. The reversal of 56877001946 is 64910077865.

56877001946 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.

It can be written as a sum of positive squares in only one way, i.e., 42491638225 + 14385363721 = 206135^2 + 119939^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14219250485 + ... + 14219250488.

Almost surely, 2^56877001946 is an apocalyptic number.

56877001946 is a deficient number, since it is larger than the sum of its proper divisors (28438500976).

56877001946 is a wasteful number, since it uses less digits than its factorization.

56877001946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28438500975.

The product of its (nonzero) digits is 2540160, while the sum is 53.

The spelling of 56877001946 in words is "fifty-six billion, eight hundred seventy-seven million, one thousand, nine hundred forty-six".