9809049108 has 24 divisors (see below), whose sum is σ = 23882902848. Its totient is φ = 3127522816.

The previous prime is 9809049097. The next prime is 9809049137. The reversal of 9809049108 is 8019409089.

It is a congruent number.

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, 17769741 + ... + 17770292.

It is an arithmetic number, because the mean of its divisors is an integer number (995120952).

Almost surely, 2^9809049108 is an apocalyptic number.

It is an amenable number.

9809049108 is an abundant number, since it is smaller than the sum of its proper divisors (14073853740).

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

9809049108 is a wasteful number, since it uses less digits than its factorization.

9809049108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35540063 (or 35540061 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 48.

The square root of 9809049108 is about 99040.6437176173. The cubic root of 9809049108 is about 2140.6334273625.

The spelling of 9809049108 in words is "nine billion, eight hundred nine million, forty-nine thousand, one hundred eight".