82518992051 has 2 divisors, whose sum is σ = 82518992052. Its totient is φ = 82518992050.

The previous prime is 82518991931. The next prime is 82518992053. The reversal of 82518992051 is 15029981528.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82518992051 - 2²² = 82514797747 is a prime.

It is a super-2 number, since 2×82518992051² (a number of 23 digits) contains 22 as substring.

Together with 82518992053, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82518992053) 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, 41259496025 + 41259496026.

It is an arithmetic number, because the mean of its divisors is an integer number (41259496026).

Almost surely, 2^82518992051 is an apocalyptic number.

82518992051 is a deficient number, since it is larger than the sum of its proper divisors (1).

82518992051 is an equidigital number, since it uses as much as digits as its factorization.

82518992051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 50.

The spelling of 82518992051 in words is "eighty-two billion, five hundred eighteen million, nine hundred ninety-two thousand, fifty-one".