444241321320313 has 16 divisors (see below), whose sum is σ = 485328308068800. Its totient is φ = 403271278562880.

The previous prime is 444241321320289. The next prime is 444241321320337. The reversal of 444241321320313 is 313023123142444.

It is an interprime number because it is at equal distance from previous prime (444241321320289) and next prime (444241321320337).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444241321320313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444241328320313) 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, 213507370 + ... + 215578012.

It is an arithmetic number, because the mean of its divisors is an integer number (30333019254300).

Almost surely, 2^{444241321320313} is an apocalyptic number.

It is an amenable number.

444241321320313 is a deficient number, since it is larger than the sum of its proper divisors (41086986748487).

444241321320313 is a wasteful number, since it uses less digits than its factorization.

444241321320313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2098872.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 444241321320313 its reverse (313023123142444), we get a palindrome (757264444462757).

The spelling of 444241321320313 in words is "four hundred forty-four trillion, two hundred forty-one billion, three hundred twenty-one million, three hundred twenty thousand, three hundred thirteen".