22241051549 has 2 divisors, whose sum is σ = 22241051550. Its totient is φ = 22241051548.

The previous prime is 22241051473. The next prime is 22241051557. The reversal of 22241051549 is 94515014222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20705195449 + 1535856100 = 143893^2 + 39190^2 .

It is a cyclic number.

It is not a de Polignac number, because 22241051549 - 2²⁴ = 22224274333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22241051249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11120525774 + 11120525775.

It is an arithmetic number, because the mean of its divisors is an integer number (11120525775).

Almost surely, 2^22241051549 is an apocalyptic number.

It is an amenable number.

22241051549 is a deficient number, since it is larger than the sum of its proper divisors (1).

22241051549 is an equidigital number, since it uses as much as digits as its factorization.

22241051549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 22241051549 in words is "twenty-two billion, two hundred forty-one million, fifty-one thousand, five hundred forty-nine".