9813604686 has 16 divisors (see below), whose sum is σ = 19628572368. Its totient is φ = 3270974400.

The previous prime is 9813604681. The next prime is 9813604783. The reversal of 9813604686 is 6864063189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9813604681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53196 + ... + 149856.

It is an arithmetic number, because the mean of its divisors is an integer number (1226785773).

Almost surely, 2^9813604686 is an apocalyptic number.

9813604686 is an abundant number, since it is smaller than the sum of its proper divisors (9814967682).

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

9813604686 is a wasteful number, since it uses less digits than its factorization.

9813604686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113587.

The product of its (nonzero) digits is 1492992, while the sum is 51.

The square root of 9813604686 is about 99063.6395757798. The cubic root of 9813604686 is about 2140.9647647213.

The spelling of 9813604686 in words is "nine billion, eight hundred thirteen million, six hundred four thousand, six hundred eighty-six".