22044355297 has 2 divisors, whose sum is σ = 22044355298. Its totient is φ = 22044355296.

The previous prime is 22044355273. The next prime is 22044355309. The reversal of 22044355297 is 79255344022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17468644561 + 4575710736 = 132169^2 + 67644^2 .

It is a cyclic number.

It is not a de Polignac number, because 22044355297 - 2⁷ = 22044355169 is a prime.

It is not a weakly prime, because it can be changed into another prime (22044325297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11022177648 + 11022177649.

It is an arithmetic number, because the mean of its divisors is an integer number (11022177649).

Almost surely, 2^22044355297 is an apocalyptic number.

It is an amenable number.

22044355297 is a deficient number, since it is larger than the sum of its proper divisors (1).

22044355297 is an equidigital number, since it uses as much as digits as its factorization.

22044355297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 22044355297 in words is "twenty-two billion, forty-four million, three hundred fifty-five thousand, two hundred ninety-seven".