13444446888839 has 2 divisors, whose sum is σ = 13444446888840. Its totient is φ = 13444446888838.

The previous prime is 13444446888797. The next prime is 13444446888877. The reversal of 13444446888839 is 93888864444431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13444446888839 - 2²⁰ = 13444445840263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13444446888139) 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, 6722223444419 + 6722223444420.

It is an arithmetic number, because the mean of its divisors is an integer number (6722223444420).

Almost surely, 2^{13444446888839} is an apocalyptic number.

13444446888839 is a deficient number, since it is larger than the sum of its proper divisors (1).

13444446888839 is an equidigital number, since it uses as much as digits as its factorization.

13444446888839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2038431744, while the sum is 74.

The spelling of 13444446888839 in words is "thirteen trillion, four hundred forty-four billion, four hundred forty-six million, eight hundred eighty-eight thousand, eight hundred thirty-nine".