328203538216 has 16 divisors (see below), whose sum is σ = 619066556640. Its totient is φ = 163119123120.

The previous prime is 328203538213. The next prime is 328203538237. The reversal of 328203538216 is 612835302823.

It is not an unprimeable number, because it can be changed into a prime (328203538213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122829330 + ... + 122832001.

It is an arithmetic number, because the mean of its divisors is an integer number (38691659790).

Almost surely, 2^328203538216 is an apocalyptic number.

It is an amenable number.

328203538216 is a deficient number, since it is larger than the sum of its proper divisors (290863018424).

328203538216 is a wasteful number, since it uses less digits than its factorization.

328203538216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245661504 (or 245661500 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 328203538216 in words is "three hundred twenty-eight billion, two hundred three million, five hundred thirty-eight thousand, two hundred sixteen".