328683143866 has 32 divisors (see below), whose sum is σ = 616421570688. Its totient is φ = 127695575040.

The previous prime is 328683143861. The next prime is 328683143869. The reversal of 328683143866 is 668341386823.

It is a self number, because there is not a number n which added to its sum of digits gives 328683143866.

It is not an unprimeable number, because it can be changed into a prime (328683143861) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2968735 + ... + 3077458.

It is an arithmetic number, because the mean of its divisors is an integer number (19263174084).

Almost surely, 2^328683143866 is an apocalyptic number.

328683143866 is a deficient number, since it is larger than the sum of its proper divisors (287738426822).

328683143866 is a wasteful number, since it uses less digits than its factorization.

328683143866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6046566.

The product of its digits is 23887872, while the sum is 58.

The spelling of 328683143866 in words is "three hundred twenty-eight billion, six hundred eighty-three million, one hundred forty-three thousand, eight hundred sixty-six".