12043442032 has 40 divisors (see below), whose sum is σ = 23684479632. Its totient is φ = 5931993600.

The previous prime is 12043442027. The next prime is 12043442041. The reversal of 12043442032 is 23024434021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12043441988 and 12043442006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266182 + ... + 308122.

Almost surely, 2^12043442032 is an apocalyptic number.

It is an amenable number.

12043442032 is a deficient number, since it is larger than the sum of its proper divisors (11641037600).

12043442032 is a wasteful number, since it uses less digits than its factorization.

12043442032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42217 (or 42211 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 12043442032 its reverse (23024434021), we get a palindrome (35067876053).

The spelling of 12043442032 in words is "twelve billion, forty-three million, four hundred forty-two thousand, thirty-two".