22931459367329 has 2 divisors, whose sum is σ = 22931459367330. Its totient is φ = 22931459367328.

The previous prime is 22931459367221. The next prime is 22931459367331. The reversal of 22931459367329 is 92376395413922.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18984085127329 + 3947374240000 = 4357073^2 + 1986800^2 .

It is a cyclic number.

It is not a de Polignac number, because 22931459367329 - 2¹² = 22931459363233 is a prime.

Together with 22931459367331, 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 (22931459364329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11465729683664 + 11465729683665.

It is an arithmetic number, because the mean of its divisors is an integer number (11465729683665).

Almost surely, 2^{22931459367329} is an apocalyptic number.

It is an amenable number.

22931459367329 is a deficient number, since it is larger than the sum of its proper divisors (1).

22931459367329 is an equidigital number, since it uses as much as digits as its factorization.

22931459367329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 132269760, while the sum is 65.

The spelling of 22931459367329 in words is "twenty-two trillion, nine hundred thirty-one billion, four hundred fifty-nine million, three hundred sixty-seven thousand, three hundred twenty-nine".