328986689823 has 36 divisors (see below), whose sum is σ = 527715586944. Its totient is φ = 197330284800.

The previous prime is 328986689807. The next prime is 328986689833.

328986689823 is a `hidden beast` number, since 328 + 98 + 66 + 89 + 82 + 3 = 666.

328986689823 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 328986689823 - 2⁴ = 328986689807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328986689833) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1451583 + ... + 1662848.

It is an arithmetic number, because the mean of its divisors is an integer number (14658766304).

Almost surely, 2^328986689823 is an apocalyptic number.

328986689823 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

328986689823 is a deficient number, since it is larger than the sum of its proper divisors (198728897121).

328986689823 is a wasteful number, since it uses less digits than its factorization.

328986689823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3114556 (or 3114542 counting only the distinct ones).

The product of its digits is 429981696, while the sum is 72.

The spelling of 328986689823 in words is "three hundred twenty-eight billion, nine hundred eighty-six million, six hundred eighty-nine thousand, eight hundred twenty-three".