22532325457 has 2 divisors, whose sum is σ = 22532325458. Its totient is φ = 22532325456.

The previous prime is 22532325449. The next prime is 22532325469. The reversal of 22532325457 is 75452323522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18889478721 + 3642846736 = 137439^2 + 60356^2 .

It is a cyclic number.

It is not a de Polignac number, because 22532325457 - 2³ = 22532325449 is a prime.

It is not a weakly prime, because it can be changed into another prime (22532326457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11266162728 + 11266162729.

It is an arithmetic number, because the mean of its divisors is an integer number (11266162729).

Almost surely, 2^22532325457 is an apocalyptic number.

It is an amenable number.

22532325457 is a deficient number, since it is larger than the sum of its proper divisors (1).

22532325457 is an equidigital number, since it uses as much as digits as its factorization.

22532325457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504000, while the sum is 40.

Adding to 22532325457 its reverse (75452323522), we get a palindrome (97984648979).

The spelling of 22532325457 in words is "twenty-two billion, five hundred thirty-two million, three hundred twenty-five thousand, four hundred fifty-seven".