55656715 has 8 divisors (see below), whose sum is σ = 67237200. Its totient is φ = 44225952.

The previous prime is 55656707. The next prime is 55656737. The reversal of 55656715 is 51765655.

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 55656715 - 2³ = 55656707 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36609 + ... + 38098.

It is an arithmetic number, because the mean of its divisors is an integer number (8404650).

Almost surely, 2^55656715 is an apocalyptic number.

55656715 is a deficient number, since it is larger than the sum of its proper divisors (11580485).

55656715 is a wasteful number, since it uses less digits than its factorization.

55656715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74861.

The product of its digits is 157500, while the sum is 40.

The square root of 55656715 is about 7460.3428205412. The cubic root of 55656715 is about 381.8028710706.

The spelling of 55656715 in words is "fifty-five million, six hundred fifty-six thousand, seven hundred fifteen".