328660330512 has 80 divisors (see below), whose sum is σ = 851856023360. Its totient is φ = 109190592000.

The previous prime is 328660330507. The next prime is 328660330553. The reversal of 328660330512 is 215033066823.

It is a super-3 number, since 3×328660330512³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18402387 + ... + 18420237.

It is an arithmetic number, because the mean of its divisors is an integer number (10648200292).

Almost surely, 2^328660330512 is an apocalyptic number.

It is an amenable number.

328660330512 is an abundant number, since it is smaller than the sum of its proper divisors (523195692848).

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

328660330512 is a wasteful number, since it uses less digits than its factorization.

328660330512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19112 (or 19106 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 328660330512 in words is "three hundred twenty-eight billion, six hundred sixty million, three hundred thirty thousand, five hundred twelve".