22609319459 has 2 divisors, whose sum is σ = 22609319460. Its totient is φ = 22609319458.

The previous prime is 22609319423. The next prime is 22609319471. The reversal of 22609319459 is 95491390622.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22609319459 - 2²⁴ = 22592542243 is a prime.

It is a super-2 number, since 2×22609319459² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22609312459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11304659729 + 11304659730.

It is an arithmetic number, because the mean of its divisors is an integer number (11304659730).

Almost surely, 2^22609319459 is an apocalyptic number.

22609319459 is a deficient number, since it is larger than the sum of its proper divisors (1).

22609319459 is an equidigital number, since it uses as much as digits as its factorization.

22609319459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1049760, while the sum is 50.

The spelling of 22609319459 in words is "twenty-two billion, six hundred nine million, three hundred nineteen thousand, four hundred fifty-nine".