56608208351 has 4 divisors (see below), whose sum is σ = 56812570392. Its totient is φ = 56403846312.

The previous prime is 56608208341. The next prime is 56608208383. The reversal of 56608208351 is 15380280665.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56608208351 is a prime.

It is a super-2 number, since 2×56608208351² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56608208341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102180605 + ... + 102181158.

It is an arithmetic number, because the mean of its divisors is an integer number (14203142598).

Almost surely, 2^56608208351 is an apocalyptic number.

56608208351 is a deficient number, since it is larger than the sum of its proper divisors (204362041).

56608208351 is a wasteful number, since it uses less digits than its factorization.

56608208351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204362040.

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 56608208351 in words is "fifty-six billion, six hundred eight million, two hundred eight thousand, three hundred fifty-one".