76565724113 has 2 divisors, whose sum is σ = 76565724114. Its totient is φ = 76565724112.

The previous prime is 76565724089. The next prime is 76565724119. The reversal of 76565724113 is 31142756567.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49647415489 + 26918308624 = 222817^2 + 164068^2 .

It is a cyclic number.

It is not a de Polignac number, because 76565724113 - 2¹² = 76565720017 is a prime.

It is not a weakly prime, because it can be changed into another prime (76565724119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38282862056 + 38282862057.

It is an arithmetic number, because the mean of its divisors is an integer number (38282862057).

Almost surely, 2^76565724113 is an apocalyptic number.

It is an amenable number.

76565724113 is a deficient number, since it is larger than the sum of its proper divisors (1).

76565724113 is an equidigital number, since it uses as much as digits as its factorization.

76565724113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1058400, while the sum is 47.

The spelling of 76565724113 in words is "seventy-six billion, five hundred sixty-five million, seven hundred twenty-four thousand, one hundred thirteen".