56377785 has 16 divisors (see below), whose sum is σ = 90320256. Its totient is φ = 30029568.

The previous prime is 56377777. The next prime is 56377801. The reversal of 56377785 is 58777365.

56377785 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56377785 - 2³ = 56377777 is a prime.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 12732 + ... + 16578.

It is an arithmetic number, because the mean of its divisors is an integer number (5645016).

Almost surely, 2^56377785 is an apocalyptic number.

It is an amenable number.

56377785 is a deficient number, since it is larger than the sum of its proper divisors (33942471).

56377785 is a wasteful number, since it uses less digits than its factorization.

56377785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4832.

The product of its digits is 1234800, while the sum is 48.

The square root of 56377785 is about 7508.5141672637. The cubic root of 56377785 is about 383.4446385456. Note that the first 3 decimals are identical.

The spelling of 56377785 in words is "fifty-six million, three hundred seventy-seven thousand, seven hundred eighty-five".