328654011686 has 48 divisors (see below), whose sum is σ = 665541474048. Its totient is φ = 118197237600.

The previous prime is 328654011599. The next prime is 328654011731. The reversal of 328654011686 is 686110456823.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6287930 + ... + 6339981.

It is an arithmetic number, because the mean of its divisors is an integer number (13865447376).

Almost surely, 2^328654011686 is an apocalyptic number.

328654011686 is an abundant number, since it is smaller than the sum of its proper divisors (336887462362).

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

328654011686 is a wasteful number, since it uses less digits than its factorization.

328654011686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12627957 (or 12627944 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 50.

The spelling of 328654011686 in words is "three hundred twenty-eight billion, six hundred fifty-four million, eleven thousand, six hundred eighty-six".