324949996420 has 72 divisors (see below), whose sum is σ = 795424311360. Its totient is φ = 111184355520.

The previous prime is 324949996379. The next prime is 324949996447. The reversal of 324949996420 is 24699949423.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 143521 + ... + 818839.

It is an arithmetic number, because the mean of its divisors is an integer number (11047559880).

Almost surely, 2^324949996420 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 324949996420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (397712155680).

324949996420 is an abundant number, since it is smaller than the sum of its proper divisors (470474314940).

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

324949996420 is a wasteful number, since it uses less digits than its factorization.

324949996420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675833 (or 675824 counting only the distinct ones).

The product of its (nonzero) digits is 30233088, while the sum is 61.

The spelling of 324949996420 in words is "three hundred twenty-four billion, nine hundred forty-nine million, nine hundred ninety-six thousand, four hundred twenty".