22244000453 has 2 divisors, whose sum is σ = 22244000454. Its totient is φ = 22244000452.

The previous prime is 22244000377. The next prime is 22244000483. The reversal of 22244000453 is 35400044222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13359429889 + 8884570564 = 115583^2 + 94258^2 .

It is a cyclic number.

It is not a de Polignac number, because 22244000453 - 2¹⁴ = 22243984069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22244000483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11122000226 + 11122000227.

It is an arithmetic number, because the mean of its divisors is an integer number (11122000227).

Almost surely, 2^22244000453 is an apocalyptic number.

It is an amenable number.

22244000453 is a deficient number, since it is larger than the sum of its proper divisors (1).

22244000453 is an equidigital number, since it uses as much as digits as its factorization.

22244000453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7680, while the sum is 26.

Adding to 22244000453 its reverse (35400044222), we get a palindrome (57644044675).

The spelling of 22244000453 in words is "twenty-two billion, two hundred forty-four million, four hundred fifty-three", and thus it is an aban number.