12846112237991 has 2 divisors, whose sum is σ = 12846112237992. Its totient is φ = 12846112237990.

The previous prime is 12846112237957. The next prime is 12846112238027. The reversal of 12846112237991 is 19973221164821.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12846112237991 - 2¹⁰ = 12846112236967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12846112537991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6423056118995 + 6423056118996.

It is an arithmetic number, because the mean of its divisors is an integer number (6423056118996).

Almost surely, 2^{12846112237991} is an apocalyptic number.

12846112237991 is a deficient number, since it is larger than the sum of its proper divisors (1).

12846112237991 is an equidigital number, since it uses as much as digits as its factorization.

12846112237991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 56.

The spelling of 12846112237991 in words is "twelve trillion, eight hundred forty-six billion, one hundred twelve million, two hundred thirty-seven thousand, nine hundred ninety-one".