12004403042 has 8 divisors (see below), whose sum is σ = 18171803100. Its totient is φ = 5947135344.

The previous prime is 12004403039. The next prime is 12004403071. The reversal of 12004403042 is 24030440021.

It can be written as a sum of positive squares in 2 ways, for example, as 12003612721 + 790321 = 109561^2 + 889^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27532817 + ... + 27533252.

Almost surely, 2^12004403042 is an apocalyptic number.

12004403042 is a deficient number, since it is larger than the sum of its proper divisors (6167400058).

12004403042 is a wasteful number, since it uses less digits than its factorization.

12004403042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55066180.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 12004403042 its reverse (24030440021), we get a palindrome (36034843063).

The spelling of 12004403042 in words is "twelve billion, four million, four hundred three thousand, forty-two".