56678140674 has 24 divisors (see below), whose sum is σ = 122822263980. Its totient is φ = 18889694208.

The previous prime is 56678140669. The next prime is 56678140699. The reversal of 56678140674 is 47604187665.

56678140674 is a `hidden beast` number, since 566 + 7 + 8 + 1 + 4 + 0 + 6 + 74 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 54482562225 + 2195578449 = 233415^2 + 46857^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 56678140674.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134379 + ... + 362510.

Almost surely, 2^56678140674 is an apocalyptic number.

56678140674 is an abundant number, since it is smaller than the sum of its proper divisors (66144123306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56678140674 is a wasteful number, since it uses less digits than its factorization.

56678140674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503234 (or 503231 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 54.

The spelling of 56678140674 in words is "fifty-six billion, six hundred seventy-eight million, one hundred forty thousand, six hundred seventy-four".