44324423421 has 4 divisors (see below), whose sum is σ = 59099231232. Its totient is φ = 29549615612.

The previous prime is 44324423419. The next prime is 44324423447. The reversal of 44324423421 is 12432442344.

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.

It is a cyclic number.

It is not a de Polignac number, because 44324423421 - 2¹ = 44324423419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44324423401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7387403901 + ... + 7387403906.

It is an arithmetic number, because the mean of its divisors is an integer number (14774807808).

Almost surely, 2^44324423421 is an apocalyptic number.

It is an amenable number.

44324423421 is a deficient number, since it is larger than the sum of its proper divisors (14774807811).

44324423421 is a wasteful number, since it uses less digits than its factorization.

44324423421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14774807810.

The product of its digits is 73728, while the sum is 33.

Adding to 44324423421 its reverse (12432442344), we get a palindrome (56756865765).

The spelling of 44324423421 in words is "forty-four billion, three hundred twenty-four million, four hundred twenty-three thousand, four hundred twenty-one".