22163144136149 has 2 divisors, whose sum is σ = 22163144136150. Its totient is φ = 22163144136148.

The previous prime is 22163144136103. The next prime is 22163144136169. The reversal of 22163144136149 is 94163144136122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21285830913649 + 877313222500 = 4613657^2 + 936650^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22163144136149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22163144136169) 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, 11081572068074 + 11081572068075.

It is an arithmetic number, because the mean of its divisors is an integer number (11081572068075).

Almost surely, 2^{22163144136149} is an apocalyptic number.

It is an amenable number.

22163144136149 is a deficient number, since it is larger than the sum of its proper divisors (1).

22163144136149 is an equidigital number, since it uses as much as digits as its factorization.

22163144136149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 47.

The spelling of 22163144136149 in words is "twenty-two trillion, one hundred sixty-three billion, one hundred forty-four million, one hundred thirty-six thousand, one hundred forty-nine".