328175663886 has 40 divisors (see below), whose sum is σ = 840407523120. Its totient is φ = 93764475072.

The previous prime is 328175663873. The next prime is 328175663929. The reversal of 328175663886 is 688366571823.

It is a happy number.

328175663886 is a `hidden beast` number, since 3 + 28 + 17 + 566 + 38 + 8 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

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 19 ways as a sum of consecutive naturals, for example, 144697131 + ... + 144699398.

It is an arithmetic number, because the mean of its divisors is an integer number (21010188078).

Almost surely, 2^328175663886 is an apocalyptic number.

328175663886 is an abundant number, since it is smaller than the sum of its proper divisors (512231859234).

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

328175663886 is a wasteful number, since it uses less digits than its factorization.

328175663886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289396550 (or 289396541 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 63.

The spelling of 328175663886 in words is "three hundred twenty-eight billion, one hundred seventy-five million, six hundred sixty-three thousand, eight hundred eighty-six".