12003044432 has 10 divisors (see below), whose sum is σ = 23255898618. Its totient is φ = 6001522208.

The previous prime is 12003044423. The next prime is 12003044437. The reversal of 12003044432 is 23444030021.

It can be written as a sum of positive squares in only one way, i.e., 9043249216 + 2959795216 = 95096^2 + 54404^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12003044398 and 12003044407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12003044437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 375095123 + ... + 375095154.

Almost surely, 2^12003044432 is an apocalyptic number.

It is an amenable number.

12003044432 is a deficient number, since it is larger than the sum of its proper divisors (11252854186).

12003044432 is an equidigital number, since it uses as much as digits as its factorization.

12003044432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750190285 (or 750190279 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 12003044432 its reverse (23444030021), we get a palindrome (35447074453).

The spelling of 12003044432 in words is "twelve billion, three million, forty-four thousand, four hundred thirty-two".