56112645 has 8 divisors (see below), whose sum is σ = 89780256. Its totient is φ = 29926736.

The previous prime is 56112607. The next prime is 56112653. The reversal of 56112645 is 54621165.

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 56112645 - 2⁷ = 56112517 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1870407 + ... + 1870436.

It is an arithmetic number, because the mean of its divisors is an integer number (11222532).

Almost surely, 2^56112645 is an apocalyptic number.

It is an amenable number.

56112645 is a deficient number, since it is larger than the sum of its proper divisors (33667611).

56112645 is a wasteful number, since it uses less digits than its factorization.

56112645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3740851.

The product of its digits is 7200, while the sum is 30.

The square root of 56112645 is about 7490.8374031212. The cubic root of 56112645 is about 382.8425910929.

It can be divided in two parts, 5611 and 2645, that added together give a triangular number (8256 = T₁₂₈).

The spelling of 56112645 in words is "fifty-six million, one hundred twelve thousand, six hundred forty-five".