9889163792 has 40 divisors (see below), whose sum is σ = 19832480640. Its totient is φ = 4771303040.

The previous prime is 9889163777. The next prime is 9889163819. The reversal of 9889163792 is 2973619889.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 952067 + ... + 962397.

It is an arithmetic number, because the mean of its divisors is an integer number (495812016).

Almost surely, 2^9889163792 is an apocalyptic number.

It is an amenable number.

9889163792 is an abundant number, since it is smaller than the sum of its proper divisors (9943316848).

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

9889163792 is a wasteful number, since it uses less digits than its factorization.

9889163792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12431 (or 12425 counting only the distinct ones).

The product of its digits is 11757312, while the sum is 62.

The square root of 9889163792 is about 99444.2748075524. The cubic root of 9889163792 is about 2146.4454546601.

The spelling of 9889163792 in words is "nine billion, eight hundred eighty-nine million, one hundred sixty-three thousand, seven hundred ninety-two".