9039821168 has 80 divisors (see below), whose sum is σ = 20368339200. Its totient is φ = 3806466048.

The previous prime is 9039821143. The next prime is 9039821177. The reversal of 9039821168 is 8611289309.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3367955 + ... + 3370637.

It is an arithmetic number, because the mean of its divisors is an integer number (254604240).

Almost surely, 2^9039821168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9039821168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10184169600).

9039821168 is an abundant number, since it is smaller than the sum of its proper divisors (11328518032).

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

9039821168 is a wasteful number, since it uses less digits than its factorization.

9039821168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3214 (or 3208 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 47.

The square root of 9039821168 is about 95077.9741475385. The cubic root of 9039821168 is about 2083.1471379508.

The spelling of 9039821168 in words is "nine billion, thirty-nine million, eight hundred twenty-one thousand, one hundred sixty-eight".