56776355 has 8 divisors (see below), whose sum is σ = 68191200. Its totient is φ = 45381376.

The previous prime is 56776339. The next prime is 56776361. The reversal of 56776355 is 55367765.

56776355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56776355 - 2⁴ = 56776339 is a prime.

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 in 7 ways as a sum of consecutive naturals, for example, 2291 + ... + 10899.

It is an arithmetic number, because the mean of its divisors is an integer number (8523900).

Almost surely, 2^56776355 is an apocalyptic number.

56776355 is a deficient number, since it is larger than the sum of its proper divisors (11414845).

56776355 is a wasteful number, since it uses less digits than its factorization.

56776355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9933.

The product of its digits is 661500, while the sum is 44.

The square root of 56776355 is about 7535.0086264051. The cubic root of 56776355 is about 384.3461212137.

The spelling of 56776355 in words is "fifty-six million, seven hundred seventy-six thousand, three hundred fifty-five".