22791264034181 has 2 divisors, whose sum is σ = 22791264034182. Its totient is φ = 22791264034180.

The previous prime is 22791264034157. The next prime is 22791264034241. The reversal of 22791264034181 is 18143046219722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14036944121281 + 8754319912900 = 3746591^2 + 2958770^2 .

It is a cyclic number.

It is not a de Polignac number, because 22791264034181 - 2³⁸ = 22516386127237 is a prime.

It is a super-2 number, since 2×22791264034181² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11395632017090 + 11395632017091.

It is an arithmetic number, because the mean of its divisors is an integer number (11395632017091).

Almost surely, 2^{22791264034181} is an apocalyptic number.

It is an amenable number.

22791264034181 is a deficient number, since it is larger than the sum of its proper divisors (1).

22791264034181 is an equidigital number, since it uses as much as digits as its factorization.

22791264034181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 22791264034181 in words is "twenty-two trillion, seven hundred ninety-one billion, two hundred sixty-four million, thirty-four thousand, one hundred eighty-one".