76397047713 has 48 divisors (see below), whose sum is σ = 128033298432. Its totient is φ = 42996240000.

The previous prime is 76397047709. The next prime is 76397047861. The reversal of 76397047713 is 31774079367.

76397047713 is a `hidden beast` number, since 76 + 3 + 97 + 0 + 477 + 13 = 666.

It is not a de Polignac number, because 76397047713 - 2² = 76397047709 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 76397047713.

It is not an unprimeable number, because it can be changed into a prime (76397047913) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1183903 + ... + 1246763.

It is an arithmetic number, because the mean of its divisors is an integer number (2667360384).

Almost surely, 2^76397047713 is an apocalyptic number.

It is an amenable number.

76397047713 is a deficient number, since it is larger than the sum of its proper divisors (51636250719).

76397047713 is a wasteful number, since it uses less digits than its factorization.

76397047713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63166 (or 63163 counting only the distinct ones).

The product of its (nonzero) digits is 4667544, while the sum is 54.

The spelling of 76397047713 in words is "seventy-six billion, three hundred ninety-seven million, forty-seven thousand, seven hundred thirteen".