22636136641373 has 2 divisors, whose sum is σ = 22636136641374. Its totient is φ = 22636136641372.

The previous prime is 22636136641309. The next prime is 22636136641397. The reversal of 22636136641373 is 37314663163622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15295819314169 + 7340317327204 = 3910987^2 + 2709302^2 .

It is a cyclic number.

It is not a de Polignac number, because 22636136641373 - 2⁶ = 22636136641309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22636136641273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11318068320686 + 11318068320687.

It is an arithmetic number, because the mean of its divisors is an integer number (11318068320687).

Almost surely, 2^{22636136641373} is an apocalyptic number.

It is an amenable number.

22636136641373 is a deficient number, since it is larger than the sum of its proper divisors (1).

22636136641373 is an equidigital number, since it uses as much as digits as its factorization.

22636136641373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11757312, while the sum is 53.

The spelling of 22636136641373 in words is "twenty-two trillion, six hundred thirty-six billion, one hundred thirty-six million, six hundred forty-one thousand, three hundred seventy-three".