12162717755959 has 2 divisors, whose sum is σ = 12162717755960. Its totient is φ = 12162717755958.

The previous prime is 12162717755933. The next prime is 12162717756001. The reversal of 12162717755959 is 95955771726121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12162717755959 - 2²⁵ = 12162684201527 is a prime.

It is a super-2 number, since 2×12162717755959² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12162717755894 and 12162717755903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12162717752959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6081358877979 + 6081358877980.

It is an arithmetic number, because the mean of its divisors is an integer number (6081358877980).

Almost surely, 2^{12162717755959} is an apocalyptic number.

12162717755959 is a deficient number, since it is larger than the sum of its proper divisors (1).

12162717755959 is an equidigital number, since it uses as much as digits as its factorization.

12162717755959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 83349000, while the sum is 67.

The spelling of 12162717755959 in words is "twelve trillion, one hundred sixty-two billion, seven hundred seventeen million, seven hundred fifty-five thousand, nine hundred fifty-nine".