4440004310321 has 2 divisors, whose sum is σ = 4440004310322. Its totient is φ = 4440004310320.

The previous prime is 4440004310263. The next prime is 4440004310459. The reversal of 4440004310321 is 1230134000444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4397677420096 + 42326890225 = 2097064^2 + 205735^2 .

It is a cyclic number.

It is not a de Polignac number, because 4440004310321 - 2⁶ = 4440004310257 is a prime.

It is not a weakly prime, because it can be changed into another prime (4440004312321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2220002155160 + 2220002155161.

It is an arithmetic number, because the mean of its divisors is an integer number (2220002155161).

Almost surely, 2^{4440004310321} is an apocalyptic number.

It is an amenable number.

4440004310321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4440004310321 is an equidigital number, since it uses as much as digits as its factorization.

4440004310321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 4440004310321 its reverse (1230134000444), we get a palindrome (5670138310765).

The spelling of 4440004310321 in words is "four trillion, four hundred forty billion, four million, three hundred ten thousand, three hundred twenty-one".