22169364672017 has 2 divisors, whose sum is σ = 22169364672018. Its totient is φ = 22169364672016.

The previous prime is 22169364671981. The next prime is 22169364672043. The reversal of 22169364672017 is 71027646396122.

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., 19499722390801 + 2669642281216 = 4415849^2 + 1633904^2 .

It is a cyclic number.

It is not a de Polignac number, because 22169364672017 - 2¹² = 22169364667921 is a prime.

It is not a weakly prime, because it can be changed into another prime (22169364662017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11084682336008 + 11084682336009.

It is an arithmetic number, because the mean of its divisors is an integer number (11084682336009).

Almost surely, 2^{22169364672017} is an apocalyptic number.

It is an amenable number.

22169364672017 is a deficient number, since it is larger than the sum of its proper divisors (1).

22169364672017 is an equidigital number, since it uses as much as digits as its factorization.

22169364672017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9144576, while the sum is 56.

The spelling of 22169364672017 in words is "twenty-two trillion, one hundred sixty-nine billion, three hundred sixty-four million, six hundred seventy-two thousand, seventeen".