74132943400464 has 80 divisors (see below), whose sum is σ = 206269056268800. Its totient is φ = 22807105348608.

The previous prime is 74132943400459. The next prime is 74132943400493. The reversal of 74132943400464 is 46400434923147.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3191584 + ... + 12587775.

It is an arithmetic number, because the mean of its divisors is an integer number (2578363203360).

Almost surely, 2^{74132943400464} is an apocalyptic number.

It is an amenable number.

74132943400464 is an abundant number, since it is smaller than the sum of its proper divisors (132136112868336).

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

74132943400464 is a wasteful number, since it uses less digits than its factorization.

74132943400464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15786912 (or 15786906 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 51.

The spelling of 74132943400464 in words is "seventy-four trillion, one hundred thirty-two billion, nine hundred forty-three million, four hundred thousand, four hundred sixty-four".