74601478056 has 48 divisors (see below), whose sum is σ = 216953281440. Its totient is φ = 21314707680.

The previous prime is 74601478043. The next prime is 74601478073. The reversal of 74601478056 is 65087410647.

It is a junction number, because it is equal to n+sod(n) for n = 74601477996 and 74601478014.

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, 31717140 + ... + 31719491.

It is an arithmetic number, because the mean of its divisors is an integer number (4519860030).

Almost surely, 2^74601478056 is an apocalyptic number.

It is an amenable number.

74601478056 is an abundant number, since it is smaller than the sum of its proper divisors (142351803384).

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

74601478056 is a wasteful number, since it uses less digits than its factorization.

74601478056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63436654 (or 63436643 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 48.

The spelling of 74601478056 in words is "seventy-four billion, six hundred one million, four hundred seventy-eight thousand, fifty-six".