328285778060 has 24 divisors (see below), whose sum is σ = 689614568160. Its totient is φ = 131273466624.

The previous prime is 328285778059. The next prime is 328285778081. The reversal of 328285778060 is 60877582823.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 328285777987 and 328285778005.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2486840 + ... + 2615519.

It is an arithmetic number, because the mean of its divisors is an integer number (28733940340).

Almost surely, 2^328285778060 is an apocalyptic number.

It is an amenable number.

328285778060 is an abundant number, since it is smaller than the sum of its proper divisors (361328790100).

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

328285778060 is a wasteful number, since it uses less digits than its factorization.

328285778060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5105585 (or 5105583 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 56.

The spelling of 328285778060 in words is "three hundred twenty-eight billion, two hundred eighty-five million, seven hundred seventy-eight thousand, sixty".