56663355 has 24 divisors (see below), whose sum is σ = 105464592. Its totient is φ = 25902912.

The previous prime is 56663333. The next prime is 56663393. The reversal of 56663355 is 55336665.

It is not a de Polignac number, because 56663355 - 2¹⁶ = 56597819 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37812 + ... + 39281.

It is an arithmetic number, because the mean of its divisors is an integer number (4394358).

Almost surely, 2^56663355 is an apocalyptic number.

56663355 is a deficient number, since it is larger than the sum of its proper divisors (48801237).

56663355 is a wasteful number, since it uses less digits than its factorization.

56663355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77115 (or 77108 counting only the distinct ones).

The product of its digits is 243000, while the sum is 39.

The square root of 56663355 is about 7527.5065592798. The cubic root of 56663355 is about 384.0909683028.

The spelling of 56663355 in words is "fifty-six million, six hundred sixty-three thousand, three hundred fifty-five".