12266641371263 has 2 divisors, whose sum is σ = 12266641371264. Its totient is φ = 12266641371262.

The previous prime is 12266641371253. The next prime is 12266641371319. The reversal of 12266641371263 is 36217314666221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12266641371263 - 2⁶ = 12266641371199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12266641371203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6133320685631 + 6133320685632.

It is an arithmetic number, because the mean of its divisors is an integer number (6133320685632).

Almost surely, 2^{12266641371263} is an apocalyptic number.

12266641371263 is a deficient number, since it is larger than the sum of its proper divisors (1).

12266641371263 is an equidigital number, since it uses as much as digits as its factorization.

12266641371263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 50.

The spelling of 12266641371263 in words is "twelve trillion, two hundred sixty-six billion, six hundred forty-one million, three hundred seventy-one thousand, two hundred sixty-three".