76940929613 has 2 divisors, whose sum is σ = 76940929614. Its totient is φ = 76940929612.

The previous prime is 76940929589. The next prime is 76940929631. The reversal of 76940929613 is 31692904967.

Together with next prime (76940929631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76139020489 + 801909124 = 275933^2 + 28318^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76940929613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76940929693) 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, 38470464806 + 38470464807.

It is an arithmetic number, because the mean of its divisors is an integer number (38470464807).

Almost surely, 2^76940929613 is an apocalyptic number.

It is an amenable number.

76940929613 is a deficient number, since it is larger than the sum of its proper divisors (1).

76940929613 is an equidigital number, since it uses as much as digits as its factorization.

76940929613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4408992, while the sum is 56.

The spelling of 76940929613 in words is "seventy-six billion, nine hundred forty million, nine hundred twenty-nine thousand, six hundred thirteen".