56668004355 has 32 divisors (see below), whose sum is σ = 95488323840. Its totient is φ = 28618012800.

The previous prime is 56668004339. The next prime is 56668004363. The reversal of 56668004355 is 55340086665.

It is not a de Polignac number, because 56668004355 - 2⁴ = 56668004339 is a prime.

It is a super-2 number, since 2×56668004355² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 536680 + ... + 633530.

It is an arithmetic number, because the mean of its divisors is an integer number (2984010120).

Almost surely, 2^56668004355 is an apocalyptic number.

56668004355 is a deficient number, since it is larger than the sum of its proper divisors (38820319485).

56668004355 is a wasteful number, since it uses less digits than its factorization.

56668004355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98931.

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 56668004355 in words is "fifty-six billion, six hundred sixty-eight million, four thousand, three hundred fifty-five".