328285559798784 has 924 divisors, whose sum is σ = 1145699213171544. Its totient is φ = 93703080296448.

The previous prime is 328285559798767. The next prime is 328285559798797. The reversal of 328285559798784 is 487897955582823.

328285559798784 is a `hidden beast` number, since 3 + 2 + 8 + 2 + 8 + 5 + 5 + 597 + 9 + 8 + 7 + 8 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 328285559798694 and 328285559798703.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 42540563694 + ... + 42540571410.

Almost surely, 2^{328285559798784} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 328285559798784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (572849606585772).

328285559798784 is an abundant number, since it is smaller than the sum of its proper divisors (817413653372760).

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

328285559798784 is an equidigital number, since it uses as much as digits as its factorization.

328285559798784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8932 (or 8892 counting only the distinct ones).

The product of its digits is 97542144000, while the sum is 90.

The spelling of 328285559798784 in words is "three hundred twenty-eight trillion, two hundred eighty-five billion, five hundred fifty-nine million, seven hundred ninety-eight thousand, seven hundred eighty-four".