76731372474 has 16 divisors (see below), whose sum is σ = 153494308800. Its totient is φ = 25571863520.

The previous prime is 76731372457. The next prime is 76731372493. The reversal of 76731372474 is 47427313767.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1283499 + ... + 1341950.

It is an arithmetic number, because the mean of its divisors is an integer number (9593394300).

Almost surely, 2^76731372474 is an apocalyptic number.

76731372474 is an abundant number, since it is smaller than the sum of its proper divisors (76762936326).

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

76731372474 is a wasteful number, since it uses less digits than its factorization.

76731372474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2630325.

The product of its digits is 4148928, while the sum is 51.

The spelling of 76731372474 in words is "seventy-six billion, seven hundred thirty-one million, three hundred seventy-two thousand, four hundred seventy-four".