324220240400 has 360 divisors, whose sum is σ = 933389562816. Its totient is φ = 107833420800.

The previous prime is 324220240369. The next prime is 324220240403. The reversal of 324220240400 is 4042022423.

It is not an unprimeable number, because it can be changed into a prime (324220240403) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 469204055 + ... + 469204745.

Almost surely, 2^324220240400 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 324220240400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (466694781408).

324220240400 is an abundant number, since it is smaller than the sum of its proper divisors (609169322416).

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

324220240400 is a wasteful number, since it uses less digits than its factorization.

324220240400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407 (or 1389 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 324220240400 its reverse (4042022423), we get a palindrome (328262262823).

The spelling of 324220240400 in words is "three hundred twenty-four billion, two hundred twenty million, two hundred forty thousand, four hundred".