9886605808 has 20 divisors (see below), whose sum is σ = 19773212608. Its totient is φ = 4783841280.

The previous prime is 9886605769. The next prime is 9886605829. The reversal of 9886605808 is 8085066889.

9886605808 is an admirable number.

It is a congruent number.

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, 9965841 + ... + 9966832.

Almost surely, 2^9886605808 is an apocalyptic number.

It is an amenable number.

9886605808 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9886605808 is a wasteful number, since it uses less digits than its factorization.

9886605808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19932712 (or 19932706 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 58.

The square root of 9886605808 is about 99431.4125817390. The cubic root of 9886605808 is about 2146.2603683467.

The spelling of 9886605808 in words is "nine billion, eight hundred eighty-six million, six hundred five thousand, eight hundred eight".