444122304389 has 2 divisors, whose sum is σ = 444122304390. Its totient is φ = 444122304388.

The previous prime is 444122304341. The next prime is 444122304487. The reversal of 444122304389 is 983403221444.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 287314224289 + 156808080100 = 536017^2 + 395990^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444122304389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444122304289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222061152194 + 222061152195.

It is an arithmetic number, because the mean of its divisors is an integer number (222061152195).

Almost surely, 2^444122304389 is an apocalyptic number.

It is an amenable number.

444122304389 is a deficient number, since it is larger than the sum of its proper divisors (1).

444122304389 is an equidigital number, since it uses as much as digits as its factorization.

444122304389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 663552, while the sum is 44.

The spelling of 444122304389 in words is "four hundred forty-four billion, one hundred twenty-two million, three hundred four thousand, three hundred eighty-nine".