44422423231 has 4 divisors (see below), whose sum is σ = 44425064512. Its totient is φ = 44419781952.

The previous prime is 44422423219. The next prime is 44422423259. The reversal of 44422423231 is 13232422444.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44422423231 - 2⁷ = 44422423103 is a prime.

It is a super-2 number, since 2×44422423231² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44422423193 and 44422423202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44422423831) 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, 1295250 + ... + 1329103.

It is an arithmetic number, because the mean of its divisors is an integer number (11106266128).

Almost surely, 2^44422423231 is an apocalyptic number.

44422423231 is a deficient number, since it is larger than the sum of its proper divisors (2641281).

44422423231 is a wasteful number, since it uses less digits than its factorization.

44422423231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2641280.

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

Adding to 44422423231 its reverse (13232422444), we get a palindrome (57654845675).

The spelling of 44422423231 in words is "forty-four billion, four hundred twenty-two million, four hundred twenty-three thousand, two hundred thirty-one".