22504256263 has 2 divisors, whose sum is σ = 22504256264. Its totient is φ = 22504256262.

The previous prime is 22504256251. The next prime is 22504256287. The reversal of 22504256263 is 36265240522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22504256263 - 2⁵ = 22504256231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22504286263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11252128131 + 11252128132.

It is an arithmetic number, because the mean of its divisors is an integer number (11252128132).

Almost surely, 2^22504256263 is an apocalyptic number.

22504256263 is a deficient number, since it is larger than the sum of its proper divisors (1).

22504256263 is an equidigital number, since it uses as much as digits as its factorization.

22504256263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 22504256263 its reverse (36265240522), we get a palindrome (58769496785).

The spelling of 22504256263 in words is "twenty-two billion, five hundred four million, two hundred fifty-six thousand, two hundred sixty-three".