99132128 has 24 divisors (see below), whose sum is σ = 198083592. Its totient is φ = 48825216.

The previous prime is 99132127. The next prime is 99132167. The reversal of 99132128 is 82123199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99132127) 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, 20975 + ... + 25262.

It is an arithmetic number, because the mean of its divisors is an integer number (8253483).

Almost surely, 2^99132128 is an apocalyptic number.

It is an amenable number.

99132128 is a deficient number, since it is larger than the sum of its proper divisors (98951464).

99132128 is a wasteful number, since it uses less digits than its factorization.

99132128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46314 (or 46306 counting only the distinct ones).

The product of its digits is 7776, while the sum is 35.

The square root of 99132128 is about 9956.5118389926. The cubic root of 99132128 is about 462.8122116915.

The spelling of 99132128 in words is "ninety-nine million, one hundred thirty-two thousand, one hundred twenty-eight".