44340031423 has 4 divisors (see below), whose sum is σ = 44357934600. Its totient is φ = 44322128248.

The previous prime is 44340031391. The next prime is 44340031427. The reversal of 44340031423 is 32413004344.

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 44340031423 - 2⁵ = 44340031391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44340031391 and 44340031400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44340031427) 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, 8947873 + ... + 8952826.

It is an arithmetic number, because the mean of its divisors is an integer number (11089483650).

Almost surely, 2^44340031423 is an apocalyptic number.

44340031423 is a deficient number, since it is larger than the sum of its proper divisors (17903177).

44340031423 is a wasteful number, since it uses less digits than its factorization.

44340031423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17903176.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 44340031423 its reverse (32413004344), we get a palindrome (76753035767).

The spelling of 44340031423 in words is "forty-four billion, three hundred forty million, thirty-one thousand, four hundred twenty-three".