328888816 has 10 divisors (see below), whose sum is σ = 637222112. Its totient is φ = 164444400.

The previous prime is 328888801. The next prime is 328888843. The reversal of 328888816 is 618888823.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10277760 + ... + 10277791.

Almost surely, 2^328888816 is an apocalyptic number.

It is an amenable number.

328888816 is a deficient number, since it is larger than the sum of its proper divisors (308333296).

328888816 is a wasteful number, since it uses less digits than its factorization.

328888816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20555559 (or 20555553 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 52.

The square root of 328888816 is about 18135.2920020605. The cubic root of 328888816 is about 690.2658193063.

The spelling of 328888816 in words is "three hundred twenty-eight million, eight hundred eighty-eight thousand, eight hundred sixteen".