44312023321 has 4 divisors (see below), whose sum is σ = 44312461072. Its totient is φ = 44311585572.

The previous prime is 44312023291. The next prime is 44312023369. The reversal of 44312023321 is 12332021344.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 44312023321 - 2¹³ = 44312015129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44312423321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19510 + ... + 298336.

It is an arithmetic number, because the mean of its divisors is an integer number (11078115268).

Almost surely, 2^44312023321 is an apocalyptic number.

It is an amenable number.

44312023321 is a deficient number, since it is larger than the sum of its proper divisors (437751).

44312023321 is a wasteful number, since it uses less digits than its factorization.

44312023321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437750.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 44312023321 its reverse (12332021344), we get a palindrome (56644044665).

The spelling of 44312023321 in words is "forty-four billion, three hundred twelve million, twenty-three thousand, three hundred twenty-one".