324512400000 has 768 divisors, whose sum is σ = 1164000499200. Its totient is φ = 79833600000.

The previous prime is 324512399999. The next prime is 324512400001. The reversal of 324512400000 is 4215423.

It is an interprime number because it is at equal distance from previous prime (324512399999) and next prime (324512400001).

It is a self number, because there is not a number n which added to its sum of digits gives 324512400000.

It is not an unprimeable number, because it can be changed into a prime (324512400001) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 980399835 + ... + 980400165.

It is an arithmetic number, because the mean of its divisors is an integer number (1515625650).

Almost surely, 2^324512400000 is an apocalyptic number.

324512400000 is a gapful number since it is divisible by the number (30) 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 324512400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (582000249600).

324512400000 is an abundant number, since it is smaller than the sum of its proper divisors (839488099200).

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

324512400000 is an equidigital number, since it uses as much as digits as its factorization.

324512400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435 (or 403 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 324512400000 its reverse (4215423), we get a palindrome (324516615423).

The spelling of 324512400000 in words is "three hundred twenty-four billion, five hundred twelve million, four hundred thousand".