9899352792 has 480 divisors, whose sum is σ = 34636734000. Its totient is φ = 2625799680.

The previous prime is 9899352781. The next prime is 9899352821. The reversal of 9899352792 is 2972539989.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 36800434 + ... + 36800702.

Almost surely, 2^9899352792 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 9899352792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17318367000).

9899352792 is an abundant number, since it is smaller than the sum of its proper divisors (24737381208).

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

9899352792 is a wasteful number, since it uses less digits than its factorization.

9899352792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381 (or 361 counting only the distinct ones).

The product of its digits is 22044960, while the sum is 63.

The square root of 9899352792 is about 99495.4913149335. The cubic root of 9899352792 is about 2147.1823766223.

The spelling of 9899352792 in words is "nine billion, eight hundred ninety-nine million, three hundred fifty-two thousand, seven hundred ninety-two".