56777516 has 6 divisors (see below), whose sum is σ = 99360660. Its totient is φ = 28388756.

The previous prime is 56777503. The next prime is 56777527. The reversal of 56777516 is 61577765.

56777516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7097186 + ... + 7097193.

It is an arithmetic number, because the mean of its divisors is an integer number (16560110).

Almost surely, 2^56777516 is an apocalyptic number.

It is an amenable number.

56777516 is a deficient number, since it is larger than the sum of its proper divisors (42583144).

56777516 is a wasteful number, since it uses less digits than its factorization.

56777516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14194383 (or 14194381 counting only the distinct ones).

The product of its digits is 308700, while the sum is 44.

The square root of 56777516 is about 7535.0856664009. The cubic root of 56777516 is about 384.3487409827.

The spelling of 56777516 in words is "fifty-six million, seven hundred seventy-seven thousand, five hundred sixteen".