12344420818043 has 2 divisors, whose sum is σ = 12344420818044. Its totient is φ = 12344420818042.

The previous prime is 12344420818039. The next prime is 12344420818061. The reversal of 12344420818043 is 34081802444321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12344420818043 - 2² = 12344420818039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12344420817985 and 12344420818003.

It is not a weakly prime, because it can be changed into another prime (12344420818013) 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, 6172210409021 + 6172210409022.

It is an arithmetic number, because the mean of its divisors is an integer number (6172210409022).

Almost surely, 2^{12344420818043} is an apocalyptic number.

12344420818043 is a deficient number, since it is larger than the sum of its proper divisors (1).

12344420818043 is an equidigital number, since it uses as much as digits as its factorization.

12344420818043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 589824, while the sum is 44.

The spelling of 12344420818043 in words is "twelve trillion, three hundred forty-four billion, four hundred twenty million, eight hundred eighteen thousand, forty-three".