22644444299 has 2 divisors, whose sum is σ = 22644444300. Its totient is φ = 22644444298.

The previous prime is 22644444241. The next prime is 22644444313. The reversal of 22644444299 is 99244444622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22644444299 - 2²⁸ = 22376008843 is a prime.

It is a super-3 number, since 3×22644444299³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (22644444209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11322222149 + 11322222150.

It is an arithmetic number, because the mean of its divisors is an integer number (11322222150).

Almost surely, 2^22644444299 is an apocalyptic number.

22644444299 is a deficient number, since it is larger than the sum of its proper divisors (1).

22644444299 is an equidigital number, since it uses as much as digits as its factorization.

22644444299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3981312, while the sum is 50.

The spelling of 22644444299 in words is "twenty-two billion, six hundred forty-four million, four hundred forty-four thousand, two hundred ninety-nine".