328383508668 has 48 divisors (see below), whose sum is σ = 794728621344. Its totient is φ = 105448262400.

The previous prime is 328383508667. The next prime is 328383508681. The reversal of 328383508668 is 866805383823.

It is a super-2 number, since 2×328383508668² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328383508667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3616555 + ... + 3706242.

It is an arithmetic number, because the mean of its divisors is an integer number (16556846278).

Almost surely, 2^328383508668 is an apocalyptic number.

It is an amenable number.

328383508668 is an abundant number, since it is smaller than the sum of its proper divisors (466345112676).

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

328383508668 is a wasteful number, since it uses less digits than its factorization.

328383508668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7322942 (or 7322940 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 60.

The spelling of 328383508668 in words is "three hundred twenty-eight billion, three hundred eighty-three million, five hundred eight thousand, six hundred sixty-eight".