12263866057191 has 256 divisors, whose sum is σ = 20770807808000. Its totient is φ = 6413237462016.

The previous prime is 12263866057127. The next prime is 12263866057193. The reversal of 12263866057191 is 19175066836221.

It is not a de Polignac number, because 12263866057191 - 2⁶ = 12263866057127 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12263866057193) 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 in 255 ways as a sum of consecutive naturals, for example, 26487831426 + ... + 26487831888.

It is an arithmetic number, because the mean of its divisors is an integer number (81135968000).

Almost surely, 2^{12263866057191} is an apocalyptic number.

12263866057191 is a deficient number, since it is larger than the sum of its proper divisors (8506941750809).

12263866057191 is a wasteful number, since it uses less digits than its factorization.

12263866057191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923 (or 909 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 57.

The spelling of 12263866057191 in words is "twelve trillion, two hundred sixty-three billion, eight hundred sixty-six million, fifty-seven thousand, one hundred ninety-one".