56656455 has 16 divisors (see below), whose sum is σ = 91550304. Its totient is φ = 29916800.

The previous prime is 56656447. The next prime is 56656463. The reversal of 56656455 is 55465665.

It is an interprime number because it is at equal distance from previous prime (56656447) and next prime (56656463).

It is not a de Polignac number, because 56656455 - 2³ = 56656447 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17184 + ... + 20213.

It is an arithmetic number, because the mean of its divisors is an integer number (5721894).

Almost surely, 2^56656455 is an apocalyptic number.

56656455 is a deficient number, since it is larger than the sum of its proper divisors (34893849).

56656455 is a wasteful number, since it uses less digits than its factorization.

56656455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37506.

The product of its digits is 540000, while the sum is 42.

The square root of 56656455 is about 7527.0482262305. The cubic root of 56656455 is about 384.0753771842.

The spelling of 56656455 in words is "fifty-six million, six hundred fifty-six thousand, four hundred fifty-five".