56776357 has 16 divisors (see below), whose sum is σ = 63383040. Its totient is φ = 50425200.

The previous prime is 56776339. The next prime is 56776361. The reversal of 56776357 is 75367765.

56776357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 56776357 - 2¹¹ = 56774309 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 (56776337) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 108298 + ... + 108820.

It is an arithmetic number, because the mean of its divisors is an integer number (3961440).

Almost surely, 2^56776357 is an apocalyptic number.

It is an amenable number.

56776357 is a deficient number, since it is larger than the sum of its proper divisors (6606683).

56776357 is a wasteful number, since it uses less digits than its factorization.

56776357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744.

The product of its digits is 926100, while the sum is 46.

The square root of 56776357 is about 7535.0087591190. The cubic root of 56776357 is about 384.3461257267.

The spelling of 56776357 in words is "fifty-six million, seven hundred seventy-six thousand, three hundred fifty-seven".