8821128328 has 16 divisors (see below), whose sum is σ = 17410122000. Its totient is φ = 4178429136.

The previous prime is 8821128241. The next prime is 8821128391. The reversal of 8821128328 is 8238211288.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29016718 + ... + 29017021.

It is an arithmetic number, because the mean of its divisors is an integer number (1088132625).

Almost surely, 2^8821128328 is an apocalyptic number.

It is an amenable number.

8821128328 is a deficient number, since it is larger than the sum of its proper divisors (8588993672).

8821128328 is a wasteful number, since it uses less digits than its factorization.

8821128328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58033764 (or 58033760 counting only the distinct ones).

The product of its digits is 98304, while the sum is 43.

The square root of 8821128328 is about 93920.8620488547. The cubic root of 8821128328 is about 2066.2112097726.

The spelling of 8821128328 in words is "eight billion, eight hundred twenty-one million, one hundred twenty-eight thousand, three hundred twenty-eight".