12240043432079 has 2 divisors, whose sum is σ = 12240043432080. Its totient is φ = 12240043432078.

The previous prime is 12240043432063. The next prime is 12240043432139. The reversal of 12240043432079 is 97023434004221.

It is a weak prime.

It is an emirp because it is prime and its reverse (97023434004221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12240043432079 - 2⁴ = 12240043432063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12240043432049) 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, 6120021716039 + 6120021716040.

It is an arithmetic number, because the mean of its divisors is an integer number (6120021716040).

Almost surely, 2^{12240043432079} is an apocalyptic number.

12240043432079 is a deficient number, since it is larger than the sum of its proper divisors (1).

12240043432079 is an equidigital number, since it uses as much as digits as its factorization.

12240043432079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 41.

The spelling of 12240043432079 in words is "twelve trillion, two hundred forty billion, forty-three million, four hundred thirty-two thousand, seventy-nine".