12030445432 has 16 divisors (see below), whose sum is σ = 22561203600. Its totient is φ = 6014124480.

The previous prime is 12030445411. The next prime is 12030445477. The reversal of 12030445432 is 23454403021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12030445432.

It is a congruent number.

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, 89757 + ... + 179212.

It is an arithmetic number, because the mean of its divisors is an integer number (1410075225).

Almost surely, 2^12030445432 is an apocalyptic number.

It is an amenable number.

12030445432 is a deficient number, since it is larger than the sum of its proper divisors (10530758168).

12030445432 is a wasteful number, since it uses less digits than its factorization.

12030445432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274566 (or 274562 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 12030445432 its reverse (23454403021), we get a palindrome (35484848453).

The spelling of 12030445432 in words is "twelve billion, thirty million, four hundred forty-five thousand, four hundred thirty-two".