328689585406 has 16 divisors (see below), whose sum is σ = 606811542624. Its totient is φ = 130031044704.

The previous prime is 328689585391. The next prime is 328689585407. The reversal of 328689585406 is 604585986823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328689585407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 902993185 + ... + 902993548.

It is an arithmetic number, because the mean of its divisors is an integer number (37925721414).

Almost surely, 2^328689585406 is an apocalyptic number.

328689585406 is a deficient number, since it is larger than the sum of its proper divisors (278121957218).

328689585406 is a wasteful number, since it uses less digits than its factorization.

328689585406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805986755.

The product of its (nonzero) digits is 99532800, while the sum is 64.

The spelling of 328689585406 in words is "three hundred twenty-eight billion, six hundred eighty-nine million, five hundred eighty-five thousand, four hundred six".