12846112205189 has 2 divisors, whose sum is σ = 12846112205190. Its totient is φ = 12846112205188.

The previous prime is 12846112205183. The next prime is 12846112205197. The reversal of 12846112205189 is 98150221164821.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12718795260964 + 127316944225 = 3566342^2 + 356815^2 .

It is a cyclic number.

It is not a de Polignac number, because 12846112205189 - 2²⁴ = 12846095427973 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12846112205183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6423056102594 + 6423056102595.

It is an arithmetic number, because the mean of its divisors is an integer number (6423056102595).

Almost surely, 2^{12846112205189} is an apocalyptic number.

It is an amenable number.

12846112205189 is a deficient number, since it is larger than the sum of its proper divisors (1).

12846112205189 is an equidigital number, since it uses as much as digits as its factorization.

12846112205189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 552960, while the sum is 50.

The spelling of 12846112205189 in words is "twelve trillion, eight hundred forty-six billion, one hundred twelve million, two hundred five thousand, one hundred eighty-nine".