4440323320323 has 16 divisors (see below), whose sum is σ = 6460638924672. Its totient is φ = 2690277200000.

The previous prime is 4440323320271. The next prime is 4440323320379. The reversal of 4440323320323 is 3230233230444.

It is a cyclic number.

It is not a de Polignac number, because 4440323320323 - 2¹⁷ = 4440323189251 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (4440123320323) 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, 20587158 + ... + 20801723.

It is an arithmetic number, because the mean of its divisors is an integer number (403789932792).

Almost surely, 2^{4440323320323} is an apocalyptic number.

4440323320323 is a deficient number, since it is larger than the sum of its proper divisors (2020315604349).

4440323320323 is a wasteful number, since it uses less digits than its factorization.

4440323320323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41392146.

The product of its (nonzero) digits is 124416, while the sum is 33.

Adding to 4440323320323 its reverse (3230233230444), we get a palindrome (7670556550767).

The spelling of 4440323320323 in words is "four trillion, four hundred forty billion, three hundred twenty-three million, three hundred twenty thousand, three hundred twenty-three".