22423584257 has 2 divisors, whose sum is σ = 22423584258. Its totient is φ = 22423584256.

The previous prime is 22423584241. The next prime is 22423584283. The reversal of 22423584257 is 75248532422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21772773136 + 650811121 = 147556^2 + 25511^2 .

It is a cyclic number.

It is not a de Polignac number, because 22423584257 - 2⁴ = 22423584241 is a prime.

It is not a weakly prime, because it can be changed into another prime (22423583257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11211792128 + 11211792129.

It is an arithmetic number, because the mean of its divisors is an integer number (11211792129).

Almost surely, 2^22423584257 is an apocalyptic number.

It is an amenable number.

22423584257 is a deficient number, since it is larger than the sum of its proper divisors (1).

22423584257 is an equidigital number, since it uses as much as digits as its factorization.

22423584257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1075200, while the sum is 44.

The spelling of 22423584257 in words is "twenty-two billion, four hundred twenty-three million, five hundred eighty-four thousand, two hundred fifty-seven".