22044414449 has 2 divisors, whose sum is σ = 22044414450. Its totient is φ = 22044414448.

The previous prime is 22044414421. The next prime is 22044414451. The reversal of 22044414449 is 94441444022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21603120400 + 441294049 = 146980^2 + 21007^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22044414449 is a prime.

Together with 22044414451, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22044414499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11022207224 + 11022207225.

It is an arithmetic number, because the mean of its divisors is an integer number (11022207225).

Almost surely, 2^22044414449 is an apocalyptic number.

It is an amenable number.

22044414449 is a deficient number, since it is larger than the sum of its proper divisors (1).

22044414449 is an equidigital number, since it uses as much as digits as its factorization.

22044414449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 147456, while the sum is 38.

The spelling of 22044414449 in words is "twenty-two billion, forty-four million, four hundred fourteen thousand, four hundred forty-nine".