244811013809 has 2 divisors, whose sum is σ = 244811013810. Its totient is φ = 244811013808.

The previous prime is 244811013793. The next prime is 244811013901. The reversal of 244811013809 is 908310118442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136024504225 + 108786509584 = 368815^2 + 329828^2 .

It is a cyclic number.

It is not a de Polignac number, because 244811013809 - 2⁴ = 244811013793 is a prime.

It is not a weakly prime, because it can be changed into another prime (246811013809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122405506904 + 122405506905.

It is an arithmetic number, because the mean of its divisors is an integer number (122405506905).

Almost surely, 2^244811013809 is an apocalyptic number.

It is an amenable number.

244811013809 is a deficient number, since it is larger than the sum of its proper divisors (1).

244811013809 is an equidigital number, since it uses as much as digits as its factorization.

244811013809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 41.

The spelling of 244811013809 in words is "two hundred forty-four billion, eight hundred eleven million, thirteen thousand, eight hundred nine".