22664656135999 has 2 divisors, whose sum is σ = 22664656136000. Its totient is φ = 22664656135998.

The previous prime is 22664656135951. The next prime is 22664656136071. The reversal of 22664656135999 is 99953165646622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22664656135999 - 2⁷ = 22664656135871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22664656835999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11332328067999 + 11332328068000.

It is an arithmetic number, because the mean of its divisors is an integer number (11332328068000).

Almost surely, 2^{22664656135999} is an apocalyptic number.

22664656135999 is a deficient number, since it is larger than the sum of its proper divisors (1).

22664656135999 is an equidigital number, since it uses as much as digits as its factorization.

22664656135999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1133740800, while the sum is 73.

The spelling of 22664656135999 in words is "twenty-two trillion, six hundred sixty-four billion, six hundred fifty-six million, one hundred thirty-five thousand, nine hundred ninety-nine".