12040003024 has 80 divisors (see below), whose sum is σ = 28310688000. Its totient is φ = 4842289152.

The previous prime is 12040003021. The next prime is 12040003043. The reversal of 12040003024 is 42030004021.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 12040002989 and 12040003007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12040003021) 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 15 ways as a sum of consecutive naturals, for example, 655437 + ... + 673555.

It is an arithmetic number, because the mean of its divisors is an integer number (353883600).

Almost surely, 2^12040003024 is an apocalyptic number.

12040003024 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12040003024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14155344000).

12040003024 is an abundant number, since it is smaller than the sum of its proper divisors (16270684976).

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

12040003024 is a wasteful number, since it uses less digits than its factorization.

12040003024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18500 (or 18494 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 12040003024 its reverse (42030004021), we get a palindrome (54070007045).

The spelling of 12040003024 in words is "twelve billion, forty million, three thousand, twenty-four".