328140812658 has 16 divisors (see below), whose sum is σ = 656301078720. Its totient is φ = 109377028656.

The previous prime is 328140812603. The next prime is 328140812687. The reversal of 328140812658 is 856218041823.

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, 586510 + ... + 1000137.

It is an arithmetic number, because the mean of its divisors is an integer number (41018817420).

Almost surely, 2^328140812658 is an apocalyptic number.

328140812658 is an abundant number, since it is smaller than the sum of its proper divisors (328160266062).

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

328140812658 is a wasteful number, since it uses less digits than its factorization.

328140812658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1621121.

The product of its (nonzero) digits is 737280, while the sum is 48.

The spelling of 328140812658 in words is "three hundred twenty-eight billion, one hundred forty million, eight hundred twelve thousand, six hundred fifty-eight".