44140243423 has 8 divisors (see below), whose sum is σ = 45256167936. Its totient is φ = 43026192000.

The previous prime is 44140243403. The next prime is 44140243447. The reversal of 44140243423 is 32434204144.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44140243423 - 2¹⁷ = 44140112351 is a prime.

It is a super-2 number, since 2×44140243423² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44140243403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420486 + ... + 514867.

It is an arithmetic number, because the mean of its divisors is an integer number (5657020992).

Almost surely, 2^44140243423 is an apocalyptic number.

44140243423 is a deficient number, since it is larger than the sum of its proper divisors (1115924513).

44140243423 is a wasteful number, since it uses less digits than its factorization.

44140243423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936545.

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

Adding to 44140243423 its reverse (32434204144), we get a palindrome (76574447567).

The spelling of 44140243423 in words is "forty-four billion, one hundred forty million, two hundred forty-three thousand, four hundred twenty-three".