43444044423 has 12 divisors (see below), whose sum is σ = 67579624840. Its totient is φ = 26734796496.

The previous prime is 43444044409. The next prime is 43444044433. The reversal of 43444044423 is 32444044434.

43444044423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43444044423 - 2¹⁰ = 43444043399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43444044433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 185658193 + ... + 185658426.

Almost surely, 2^43444044423 is an apocalyptic number.

43444044423 is a deficient number, since it is larger than the sum of its proper divisors (24135580417).

43444044423 is a wasteful number, since it uses less digits than its factorization.

43444044423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371316638 (or 371316635 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 36.

Adding to 43444044423 its reverse (32444044434), we get a palindrome (75888088857).

The spelling of 43444044423 in words is "forty-three billion, four hundred forty-four million, forty-four thousand, four hundred twenty-three".