244439855999 has 2 divisors, whose sum is σ = 244439856000. Its totient is φ = 244439855998.

The previous prime is 244439855981. The next prime is 244439856019. The reversal of 244439855999 is 999558934442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 244439855999 - 2²⁰ = 244438807423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244439255999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122219927999 + 122219928000.

It is an arithmetic number, because the mean of its divisors is an integer number (122219928000).

Almost surely, 2^244439855999 is an apocalyptic number.

244439855999 is a deficient number, since it is larger than the sum of its proper divisors (1).

244439855999 is an equidigital number, since it uses as much as digits as its factorization.

244439855999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 503884800, while the sum is 71.

The spelling of 244439855999 in words is "two hundred forty-four billion, four hundred thirty-nine million, eight hundred fifty-five thousand, nine hundred ninety-nine".