76591357979 has 2 divisors, whose sum is σ = 76591357980. Its totient is φ = 76591357978.

The previous prime is 76591357963. The next prime is 76591358009. The reversal of 76591357979 is 97975319567.

It is a weak prime.

It is an emirp because it is prime and its reverse (97975319567) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76591357979 - 2⁴ = 76591357963 is a prime.

It is a super-2 number, since 2×76591357979² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (76591357079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38295678989 + 38295678990.

It is an arithmetic number, because the mean of its divisors is an integer number (38295678990).

Almost surely, 2^76591357979 is an apocalyptic number.

76591357979 is a deficient number, since it is larger than the sum of its proper divisors (1).

76591357979 is an equidigital number, since it uses as much as digits as its factorization.

76591357979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112521150, while the sum is 68.

The spelling of 76591357979 in words is "seventy-six billion, five hundred ninety-one million, three hundred fifty-seven thousand, nine hundred seventy-nine".