22044315349957 has 2 divisors, whose sum is σ = 22044315349958. Its totient is φ = 22044315349956.

The previous prime is 22044315349949. The next prime is 22044315350023. The reversal of 22044315349957 is 75994351344022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20641384071841 + 1402931278116 = 4543279^2 + 1184454^2 .

It is a cyclic number.

It is not a de Polignac number, because 22044315349957 - 2³ = 22044315349949 is a prime.

It is a super-2 number, since 2×22044315349957² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22044315349757) 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, 11022157674978 + 11022157674979.

It is an arithmetic number, because the mean of its divisors is an integer number (11022157674979).

Almost surely, 2^{22044315349957} is an apocalyptic number.

It is an amenable number.

22044315349957 is a deficient number, since it is larger than the sum of its proper divisors (1).

22044315349957 is an equidigital number, since it uses as much as digits as its factorization.

22044315349957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32659200, while the sum is 58.

The spelling of 22044315349957 in words is "twenty-two trillion, forty-four billion, three hundred fifteen million, three hundred forty-nine thousand, nine hundred fifty-seven".