22239807253 has 2 divisors, whose sum is σ = 22239807254. Its totient is φ = 22239807252.

The previous prime is 22239807181. The next prime is 22239807263. The reversal of 22239807253 is 35270893222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21749760484 + 490046769 = 147478^2 + 22137^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22239807253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22239807263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11119903626 + 11119903627.

It is an arithmetic number, because the mean of its divisors is an integer number (11119903627).

Almost surely, 2^22239807253 is an apocalyptic number.

It is an amenable number.

22239807253 is a deficient number, since it is larger than the sum of its proper divisors (1).

22239807253 is an equidigital number, since it uses as much as digits as its factorization.

22239807253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 22239807253 in words is "twenty-two billion, two hundred thirty-nine million, eight hundred seven thousand, two hundred fifty-three".