22597224409 has 2 divisors, whose sum is σ = 22597224410. Its totient is φ = 22597224408.

The previous prime is 22597224389. The next prime is 22597224467. The reversal of 22597224409 is 90442279522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16545162384 + 6052062025 = 128628^2 + 77795^2 .

It is a cyclic number.

It is not a de Polignac number, because 22597224409 - 2¹³ = 22597216217 is a prime.

It is not a weakly prime, because it can be changed into another prime (22597224499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11298612204 + 11298612205.

It is an arithmetic number, because the mean of its divisors is an integer number (11298612205).

Almost surely, 2^22597224409 is an apocalyptic number.

It is an amenable number.

22597224409 is a deficient number, since it is larger than the sum of its proper divisors (1).

22597224409 is an equidigital number, since it uses as much as digits as its factorization.

22597224409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 22597224409 in words is "twenty-two billion, five hundred ninety-seven million, two hundred twenty-four thousand, four hundred nine".