76613040731 has 2 divisors, whose sum is σ = 76613040732. Its totient is φ = 76613040730.

The previous prime is 76613040683. The next prime is 76613040737. The reversal of 76613040731 is 13704031667.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 76613040731 - 2¹⁰ = 76613039707 is a prime.

It is a super-2 number, since 2×76613040731² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (76613040737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38306520365 + 38306520366.

It is an arithmetic number, because the mean of its divisors is an integer number (38306520366).

Almost surely, 2^76613040731 is an apocalyptic number.

76613040731 is a deficient number, since it is larger than the sum of its proper divisors (1).

76613040731 is an equidigital number, since it uses as much as digits as its factorization.

76613040731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 38.

The spelling of 76613040731 in words is "seventy-six billion, six hundred thirteen million, forty thousand, seven hundred thirty-one".