12004135600 has 30 divisors (see below), whose sum is σ = 28839936740. Its totient is φ = 4801654080.

The previous prime is 12004135573. The next prime is 12004135603. The reversal of 12004135600 is 653140021.

It is not an unprimeable number, because it can be changed into a prime (12004135603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15004770 + ... + 15005569.

Almost surely, 2^12004135600 is an apocalyptic number.

12004135600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12004135600 is an abundant number, since it is smaller than the sum of its proper divisors (16835801140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12004135600 is a wasteful number, since it uses less digits than its factorization.

12004135600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30010357 (or 30010346 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 12004135600 its reverse (653140021), we get a palindrome (12657275621).

The spelling of 12004135600 in words is "twelve billion, four million, one hundred thirty-five thousand, six hundred".