329389013784688 has 80 divisors (see below), whose sum is σ = 751690518415200. Its totient is φ = 137849896995840.

The previous prime is 329389013784671. The next prime is 329389013784697. The reversal of 329389013784688 is 886487310983923.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184153323 + ... + 185933386.

It is an arithmetic number, because the mean of its divisors is an integer number (9396131480190).

Almost surely, 2^{329389013784688} is an apocalyptic number.

It is an amenable number.

329389013784688 is an abundant number, since it is smaller than the sum of its proper divisors (422301504630512).

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

329389013784688 is a wasteful number, since it uses less digits than its factorization.

329389013784688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370087130 (or 370087124 counting only the distinct ones).

The product of its (nonzero) digits is 3009871872, while the sum is 79.

The spelling of 329389013784688 in words is "three hundred twenty-nine trillion, three hundred eighty-nine billion, thirteen million, seven hundred eighty-four thousand, six hundred eighty-eight".