56671667074 has 16 divisors (see below), whose sum is σ = 94041590976. Its totient is φ = 25397033200.

The previous prime is 56671667051. The next prime is 56671667077. The reversal of 56671667074 is 47076617665.

It is not an unprimeable number, because it can be changed into a prime (56671667077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18139177 + ... + 18142300.

It is an arithmetic number, because the mean of its divisors is an integer number (5877599436).

Almost surely, 2^56671667074 is an apocalyptic number.

56671667074 is a deficient number, since it is larger than the sum of its proper divisors (37369923902).

56671667074 is a wasteful number, since it uses less digits than its factorization.

56671667074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36281561.

The product of its (nonzero) digits is 8890560, while the sum is 55.

The spelling of 56671667074 in words is "fifty-six billion, six hundred seventy-one million, six hundred sixty-seven thousand, seventy-four".