77912835713 has 2 divisors, whose sum is σ = 77912835714. Its totient is φ = 77912835712.

The previous prime is 77912835667. The next prime is 77912835751. The reversal of 77912835713 is 31753821977.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70568859904 + 7343975809 = 265648^2 + 85697^2 .

It is a cyclic number.

It is not a de Polignac number, because 77912835713 - 2¹⁴ = 77912819329 is a prime.

It is not a weakly prime, because it can be changed into another prime (77912835113) 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, 38956417856 + 38956417857.

It is an arithmetic number, because the mean of its divisors is an integer number (38956417857).

Almost surely, 2^77912835713 is an apocalyptic number.

It is an amenable number.

77912835713 is a deficient number, since it is larger than the sum of its proper divisors (1).

77912835713 is an equidigital number, since it uses as much as digits as its factorization.

77912835713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2222640, while the sum is 53.

The spelling of 77912835713 in words is "seventy-seven billion, nine hundred twelve million, eight hundred thirty-five thousand, seven hundred thirteen".