44423422321 has 16 divisors (see below), whose sum is σ = 48395275200. Its totient is φ = 40616227008.

The previous prime is 44423422261. The next prime is 44423422357. The reversal of 44423422321 is 12322432444.

It is not a de Polignac number, because 44423422321 - 2⁷ = 44423422193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44423422391) 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, 1326246 + ... + 1359328.

It is an arithmetic number, because the mean of its divisors is an integer number (3024704700).

Almost surely, 2^44423422321 is an apocalyptic number.

It is an amenable number.

44423422321 is a deficient number, since it is larger than the sum of its proper divisors (3971852879).

44423422321 is a wasteful number, since it uses less digits than its factorization.

44423422321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35568.

The product of its digits is 36864, while the sum is 31.

Adding to 44423422321 its reverse (12322432444), we get a palindrome (56745854765).

The spelling of 44423422321 in words is "forty-four billion, four hundred twenty-three million, four hundred twenty-two thousand, three hundred twenty-one".