9823638255 has 16 divisors (see below), whose sum is σ = 15837807744. Its totient is φ = 5199278240.

The previous prime is 9823638211. The next prime is 9823638259. The reversal of 9823638255 is 5528363289.

9823638255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9823638255 - 2¹⁰ = 9823637231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9823638198 and 9823638207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9823638259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2497689 + ... + 2501618.

It is an arithmetic number, because the mean of its divisors is an integer number (989862984).

Almost surely, 2^9823638255 is an apocalyptic number.

9823638255 is a deficient number, since it is larger than the sum of its proper divisors (6014169489).

9823638255 is a wasteful number, since it uses less digits than its factorization.

9823638255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4999446.

The product of its digits is 3110400, while the sum is 51.

The square root of 9823638255 is about 99114.2686751005. The cubic root of 9823638255 is about 2141.6941671353.

The spelling of 9823638255 in words is "nine billion, eight hundred twenty-three million, six hundred thirty-eight thousand, two hundred fifty-five".