324320320240 has 40 divisors (see below), whose sum is σ = 861765423840. Its totient is φ = 111195538176.

The previous prime is 324320320213. The next prime is 324320320267. The reversal of 324320320240 is 42023023423.

It is an interprime number because it is at equal distance from previous prime (324320320213) and next prime (324320320267).

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289571155 + ... + 289572274.

It is an arithmetic number, because the mean of its divisors is an integer number (21544135596).

Almost surely, 2^324320320240 is an apocalyptic number.

It is an amenable number.

324320320240 is an abundant number, since it is smaller than the sum of its proper divisors (537445103600).

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

324320320240 is a wasteful number, since it uses less digits than its factorization.

324320320240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579143449 (or 579143443 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 324320320240 its reverse (42023023423), we get a palindrome (366343343663).

The spelling of 324320320240 in words is "three hundred twenty-four billion, three hundred twenty million, three hundred twenty thousand, two hundred forty".