324340400000 has 384 divisors, whose sum is σ = 838816624800. Its totient is φ = 124830720000.

The previous prime is 324340399993. The next prime is 324340400023. The reversal of 324340400000 is 4043423.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1874799914 + ... + 1874800086.

Almost surely, 2^324340400000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 324340400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419408312400).

324340400000 is an abundant number, since it is smaller than the sum of its proper divisors (514476224800).

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

324340400000 is an equidigital number, since it uses as much as digits as its factorization.

324340400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364 (or 332 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 324340400000 its reverse (4043423), we get a palindrome (324344443423).

The spelling of 324340400000 in words is "three hundred twenty-four billion, three hundred forty million, four hundred thousand".