9798836868 has 48 divisors (see below), whose sum is σ = 25469808000. Its totient is φ = 3257868384.

The previous prime is 9798836843. The next prime is 9798836891. The reversal of 9798836868 is 8686388979.

It is a junction number, because it is equal to n+sod(n) for n = 9798836796 and 9798836805.

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, 74608 + ... + 158631.

It is an arithmetic number, because the mean of its divisors is an integer number (530621000).

Almost surely, 2^9798836868 is an apocalyptic number.

It is an amenable number.

9798836868 is an abundant number, since it is smaller than the sum of its proper divisors (15670971132).

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

9798836868 is a wasteful number, since it uses less digits than its factorization.

9798836868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233641 (or 233633 counting only the distinct ones).

The product of its digits is 250822656, while the sum is 72.

The square root of 9798836868 is about 98989.0744880464. The cubic root of 9798836868 is about 2139.8902954214.

The spelling of 9798836868 in words is "nine billion, seven hundred ninety-eight million, eight hundred thirty-six thousand, eight hundred sixty-eight".