56788855 has 4 divisors (see below), whose sum is σ = 68146632. Its totient is φ = 45431080.

The previous prime is 56788847. The next prime is 56788861. The reversal of 56788855 is 55888765.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 56788855 - 2³ = 56788847 is a prime.

It is a super-2 number, since 2×56788855² = 6449948104422050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5678881 + ... + 5678890.

It is an arithmetic number, because the mean of its divisors is an integer number (17036658).

Almost surely, 2^56788855 is an apocalyptic number.

56788855 is a deficient number, since it is larger than the sum of its proper divisors (11357777).

56788855 is a wasteful number, since it uses less digits than its factorization.

56788855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11357776.

The product of its digits is 2688000, while the sum is 52.

The square root of 56788855 is about 7535.8380423149. The cubic root of 56788855 is about 384.3743252902.

The spelling of 56788855 in words is "fifty-six million, seven hundred eighty-eight thousand, eight hundred fifty-five".