79992869051 has 2 divisors, whose sum is σ = 79992869052. Its totient is φ = 79992869050.

The previous prime is 79992869023. The next prime is 79992869059. The reversal of 79992869051 is 15096829997.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79992869051 - 2²² = 79988674747 is a prime.

It is not a weakly prime, because it can be changed into another prime (79992869059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39996434525 + 39996434526.

It is an arithmetic number, because the mean of its divisors is an integer number (39996434526).

Almost surely, 2^79992869051 is an apocalyptic number.

79992869051 is a deficient number, since it is larger than the sum of its proper divisors (1).

79992869051 is an equidigital number, since it uses as much as digits as its factorization.

79992869051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22044960, while the sum is 65.

The spelling of 79992869051 in words is "seventy-nine billion, nine hundred ninety-two million, eight hundred sixty-nine thousand, fifty-one".