444344320313 has 16 divisors (see below), whose sum is σ = 447008889600. Its totient is φ = 441690508800.

The previous prime is 444344320297. The next prime is 444344320333. The reversal of 444344320313 is 313023443444.

It is a cyclic number.

It is not a de Polignac number, because 444344320313 - 2⁴ = 444344320297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444344320333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189001088 + ... + 189003438.

It is an arithmetic number, because the mean of its divisors is an integer number (27938055600).

Almost surely, 2^444344320313 is an apocalyptic number.

It is an amenable number.

444344320313 is a deficient number, since it is larger than the sum of its proper divisors (2664569287).

444344320313 is a wasteful number, since it uses less digits than its factorization.

444344320313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4192.

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 444344320313 its reverse (313023443444), we get a palindrome (757367763757).

The spelling of 444344320313 in words is "four hundred forty-four billion, three hundred forty-four million, three hundred twenty thousand, three hundred thirteen".