22224689113609 has 2 divisors, whose sum is σ = 22224689113610. Its totient is φ = 22224689113608.

The previous prime is 22224689113591. The next prime is 22224689113651. The reversal of 22224689113609 is 90631198642222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14063400014400 + 8161289099209 = 3750120^2 + 2856797^2 .

It is a cyclic number.

It is not a de Polignac number, because 22224689113609 - 2²⁵ = 22224655559177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22224689113609.

It is not a weakly prime, because it can be changed into another prime (22224689113009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11112344556804 + 11112344556805.

It is an arithmetic number, because the mean of its divisors is an integer number (11112344556805).

Almost surely, 2^{22224689113609} is an apocalyptic number.

It is an amenable number.

22224689113609 is a deficient number, since it is larger than the sum of its proper divisors (1).

22224689113609 is an equidigital number, since it uses as much as digits as its factorization.

22224689113609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4478976, while the sum is 55.

The spelling of 22224689113609 in words is "twenty-two trillion, two hundred twenty-four billion, six hundred eighty-nine million, one hundred thirteen thousand, six hundred nine".