328388238836 has 24 divisors (see below), whose sum is σ = 660805790400. Its totient is φ = 139874392512.

The previous prime is 328388238797. The next prime is 328388238847. The reversal of 328388238836 is 638832883823.

It is a congruent number.

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, 35971361 + ... + 35980488.

It is an arithmetic number, because the mean of its divisors is an integer number (27533574600).

Almost surely, 2^328388238836 is an apocalyptic number.

It is an amenable number.

328388238836 is an abundant number, since it is smaller than the sum of its proper divisors (332417551564).

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

328388238836 is a wasteful number, since it uses less digits than its factorization.

328388238836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71952023 (or 71952021 counting only the distinct ones).

The product of its digits is 63700992, while the sum is 62.

The spelling of 328388238836 in words is "three hundred twenty-eight billion, three hundred eighty-eight million, two hundred thirty-eight thousand, eight hundred thirty-six".