9809533085 has 16 divisors (see below), whose sum is σ = 13517444160. Its totient is φ = 6758720640.

The previous prime is 9809533061. The next prime is 9809533087. The reversal of 9809533085 is 5803359089.

It is not a de Polignac number, because 9809533085 - 2⁶ = 9809533021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9809533087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4692512 + ... + 4694601.

It is an arithmetic number, because the mean of its divisors is an integer number (844840260).

Almost surely, 2^9809533085 is an apocalyptic number.

9809533085 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

9809533085 is a deficient number, since it is larger than the sum of its proper divisors (3707911075).

9809533085 is a wasteful number, since it uses less digits than its factorization.

9809533085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9387148.

The product of its (nonzero) digits is 1166400, while the sum is 50.

The square root of 9809533085 is about 99043.0870126734. The cubic root of 9809533085 is about 2140.6686329600.

The spelling of 9809533085 in words is "nine billion, eight hundred nine million, five hundred thirty-three thousand, eighty-five".