76040242157 has 32 divisors (see below), whose sum is σ = 88410351744. Its totient is φ = 64634572800.

The previous prime is 76040242153. The next prime is 76040242219. The reversal of 76040242157 is 75124204067.

It is a cyclic number.

It is not a de Polignac number, because 76040242157 - 2² = 76040242153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 76040242157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76040242153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21044483 + ... + 21048095.

It is an arithmetic number, because the mean of its divisors is an integer number (2762823492).

Almost surely, 2^76040242157 is an apocalyptic number.

It is an amenable number.

76040242157 is a deficient number, since it is larger than the sum of its proper divisors (12370109587).

76040242157 is a wasteful number, since it uses less digits than its factorization.

76040242157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4349.

The product of its (nonzero) digits is 94080, while the sum is 38.

The spelling of 76040242157 in words is "seventy-six billion, forty million, two hundred forty-two thousand, one hundred fifty-seven".