9135866198 has 32 divisors (see below), whose sum is σ = 14689836000. Its totient is φ = 4246032384.

The previous prime is 9135866177. The next prime is 9135866213. The reversal of 9135866198 is 8916685319.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5140286 + ... + 5142062.

It is an arithmetic number, because the mean of its divisors is an integer number (459057375).

Almost surely, 2^9135866198 is an apocalyptic number.

9135866198 is a deficient number, since it is larger than the sum of its proper divisors (5553969802).

9135866198 is a wasteful number, since it uses less digits than its factorization.

9135866198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3584.

The product of its digits is 2799360, while the sum is 56.

The square root of 9135866198 is about 95581.7252302970. The cubic root of 9135866198 is about 2090.4987399759.

The spelling of 9135866198 in words is "nine billion, one hundred thirty-five million, eight hundred sixty-six thousand, one hundred ninety-eight".