12034240400 has 120 divisors (see below), whose sum is σ = 35584430784. Its totient is φ = 3808627200.

The previous prime is 12034240397. The next prime is 12034240409. The reversal of 12034240400 is 404243021.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (12034240409) 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 in 23 ways as a sum of consecutive naturals, for example, 128906 + ... + 201705.

Almost surely, 2^12034240400 is an apocalyptic number.

12034240400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12034240400 is an abundant number, since it is smaller than the sum of its proper divisors (23550190384).

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

12034240400 is a wasteful number, since it uses less digits than its factorization.

12034240400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330649 (or 330638 counting only the distinct ones).

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

Adding to 12034240400 its reverse (404243021), we get a palindrome (12438483421).

The spelling of 12034240400 in words is "twelve billion, thirty-four million, two hundred forty thousand, four hundred".