22641099989017 has 2 divisors, whose sum is σ = 22641099989018. Its totient is φ = 22641099989016.

The previous prime is 22641099989009. The next prime is 22641099989083. The reversal of 22641099989017 is 71098999014622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13100266286041 + 9540833702976 = 3619429^2 + 3088824^2 .

It is a cyclic number.

It is not a de Polignac number, because 22641099989017 - 2³ = 22641099989009 is a prime.

It is not a weakly prime, because it can be changed into another prime (22641099929017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11320549994508 + 11320549994509.

It is an arithmetic number, because the mean of its divisors is an integer number (11320549994509).

Almost surely, 2^{22641099989017} is an apocalyptic number.

It is an amenable number.

22641099989017 is a deficient number, since it is larger than the sum of its proper divisors (1).

22641099989017 is an equidigital number, since it uses as much as digits as its factorization.

22641099989017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35271936, while the sum is 67.

The spelling of 22641099989017 in words is "twenty-two trillion, six hundred forty-one billion, ninety-nine million, nine hundred eighty-nine thousand, seventeen".