22804968191 has 2 divisors, whose sum is σ = 22804968192. Its totient is φ = 22804968190.

The previous prime is 22804968187. The next prime is 22804968229. The reversal of 22804968191 is 19186940822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22804968191 - 2² = 22804968187 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22804968181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11402484095 + 11402484096.

It is an arithmetic number, because the mean of its divisors is an integer number (11402484096).

Almost surely, 2^22804968191 is an apocalyptic number.

22804968191 is a deficient number, since it is larger than the sum of its proper divisors (1).

22804968191 is an equidigital number, since it uses as much as digits as its factorization.

22804968191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 497664, while the sum is 50.

The spelling of 22804968191 in words is "twenty-two billion, eight hundred four million, nine hundred sixty-eight thousand, one hundred ninety-one".