8999546328 has 48 divisors (see below), whose sum is σ = 24452204400. Its totient is φ = 2990195520.

The previous prime is 8999546321. The next prime is 8999546393. The reversal of 8999546328 is 8236459998.

8999546328 is a `hidden beast` number, since 89 + 9 + 9 + 546 + 3 + 2 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8999546321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178563 + ... + 223346.

It is an arithmetic number, because the mean of its divisors is an integer number (509420925).

Almost surely, 2^8999546328 is an apocalyptic number.

It is an amenable number.

8999546328 is an abundant number, since it is smaller than the sum of its proper divisors (15452658072).

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

8999546328 is a wasteful number, since it uses less digits than its factorization.

8999546328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402232 (or 402225 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 63.

The square root of 8999546328 is about 94865.9387135341. The cubic root of 8999546328 is about 2080.0488715095.

The spelling of 8999546328 in words is "eight billion, nine hundred ninety-nine million, five hundred forty-six thousand, three hundred twenty-eight".