22689116012177 has 2 divisors, whose sum is σ = 22689116012178. Its totient is φ = 22689116012176.

The previous prime is 22689116012149. The next prime is 22689116012183. The reversal of 22689116012177 is 77121061198622.

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., 11923098504256 + 10766017507921 = 3452984^2 + 3281161^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22689116012177 is a prime.

It is not a weakly prime, because it can be changed into another prime (22689116012107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11344558006088 + 11344558006089.

It is an arithmetic number, because the mean of its divisors is an integer number (11344558006089).

Almost surely, 2^{22689116012177} is an apocalyptic number.

It is an amenable number.

22689116012177 is a deficient number, since it is larger than the sum of its proper divisors (1).

22689116012177 is an equidigital number, since it uses as much as digits as its factorization.

22689116012177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 53.

The spelling of 22689116012177 in words is "twenty-two trillion, six hundred eighty-nine billion, one hundred sixteen million, twelve thousand, one hundred seventy-seven".