328928225704512 has 448 divisors, whose sum is σ = 1076778750541824. Its totient is φ = 86551998382080.

The previous prime is 328928225704499. The next prime is 328928225704531. The reversal of 328928225704512 is 215407522829823.

It is a tau number, because it is divible by the number of its divisors (448).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 187908388 + ... + 189650780.

Almost surely, 2^{328928225704512} is an apocalyptic number.

328928225704512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 328928225704512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (538389375270912).

328928225704512 is an abundant number, since it is smaller than the sum of its proper divisors (747850524837312).

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

328928225704512 is a wasteful number, since it uses less digits than its factorization.

328928225704512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1742666 (or 1742656 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 60.

The spelling of 328928225704512 in words is "three hundred twenty-eight trillion, nine hundred twenty-eight billion, two hundred twenty-five million, seven hundred four thousand, five hundred twelve".