12262618867193 has 2 divisors, whose sum is σ = 12262618867194. Its totient is φ = 12262618867192.

The previous prime is 12262618867189. The next prime is 12262618867231. The reversal of 12262618867193 is 39176881626221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11842490629264 + 420128237929 = 3441292^2 + 648173^2 .

It is a cyclic number.

It is not a de Polignac number, because 12262618867193 - 2² = 12262618867189 is a prime.

It is not a weakly prime, because it can be changed into another prime (12262618867123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6131309433596 + 6131309433597.

It is an arithmetic number, because the mean of its divisors is an integer number (6131309433597).

Almost surely, 2^{12262618867193} is an apocalyptic number.

It is an amenable number.

12262618867193 is a deficient number, since it is larger than the sum of its proper divisors (1).

12262618867193 is an equidigital number, since it uses as much as digits as its factorization.

12262618867193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20901888, while the sum is 62.

The spelling of 12262618867193 in words is "twelve trillion, two hundred sixty-two billion, six hundred eighteen million, eight hundred sixty-seven thousand, one hundred ninety-three".