77013692929 has 2 divisors, whose sum is σ = 77013692930. Its totient is φ = 77013692928.

The previous prime is 77013692891. The next prime is 77013692941. The reversal of 77013692929 is 92929631077.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76257717904 + 755975025 = 276148^2 + 27495^2 .

It is a cyclic number.

It is not a de Polignac number, because 77013692929 - 2¹⁹ = 77013168641 is a prime.

It is a super-2 number, since 2×77013692929² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 77013692929.

It is not a weakly prime, because it can be changed into another prime (77013692969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38506846464 + 38506846465.

It is an arithmetic number, because the mean of its divisors is an integer number (38506846465).

Almost surely, 2^77013692929 is an apocalyptic number.

It is an amenable number.

77013692929 is a deficient number, since it is larger than the sum of its proper divisors (1).

77013692929 is an equidigital number, since it uses as much as digits as its factorization.

77013692929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2571912, while the sum is 55.

The spelling of 77013692929 in words is "seventy-seven billion, thirteen million, six hundred ninety-two thousand, nine hundred twenty-nine".