9831064512 has 112 divisors (see below), whose sum is σ = 27829865600. Its totient is φ = 3053583360.

The previous prime is 9831064489. The next prime is 9831064513. The reversal of 9831064512 is 2154601389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9831064513) 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, 200439 + ... + 244617.

Almost surely, 2^9831064512 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 9831064512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13914932800).

9831064512 is an abundant number, since it is smaller than the sum of its proper divisors (17998801088).

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

9831064512 is a wasteful number, since it uses less digits than its factorization.

9831064512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44274 (or 44264 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 9831064512 is about 99151.7247051205. The cubic root of 9831064512 is about 2142.2337080804.

The spelling of 9831064512 in words is "nine billion, eight hundred thirty-one million, sixty-four thousand, five hundred twelve".