328660383498240 has 1088 divisors, whose sum is σ = 1143966716640000. Its totient is φ = 80289749532672.

The previous prime is 328660383498199. The next prime is 328660383498263. The reversal of 328660383498240 is 42894383066823.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 119556340386 + ... + 119556343134.

Almost surely, 2^{328660383498240} is an apocalyptic number.

328660383498240 is a gapful number since it is divisible by the number (30) 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 328660383498240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (571983358320000).

328660383498240 is an abundant number, since it is smaller than the sum of its proper divisors (815306333141760).

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

328660383498240 is a wasteful number, since it uses less digits than its factorization.

328660383498240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3018 (or 2988 counting only the distinct ones).

The product of its (nonzero) digits is 286654464, while the sum is 66.

The spelling of 328660383498240 in words is "three hundred twenty-eight trillion, six hundred sixty billion, three hundred eighty-three million, four hundred ninety-eight thousand, two hundred forty".