4044431013321 has 8 divisors (see below), whose sum is σ = 5404221715840. Its totient is φ = 2690463826512.

The previous prime is 4044431013283. The next prime is 4044431013323. The reversal of 4044431013321 is 1233101344404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4044431013321 - 2³³ = 4035841078729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4044431013323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1455877306 + ... + 1455880083.

It is an arithmetic number, because the mean of its divisors is an integer number (675527714480).

Almost surely, 2^{4044431013321} is an apocalyptic number.

It is an amenable number.

4044431013321 is a deficient number, since it is larger than the sum of its proper divisors (1359790702519).

4044431013321 is a wasteful number, since it uses less digits than its factorization.

4044431013321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2911757855.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 4044431013321 its reverse (1233101344404), we get a palindrome (5277532357725).

The spelling of 4044431013321 in words is "four trillion, forty-four billion, four hundred thirty-one million, thirteen thousand, three hundred twenty-one".