9986625792 has 432 divisors, whose sum is σ = 35837762688. Its totient is φ = 2627665920.

The previous prime is 9986625791. The next prime is 9986625821. The reversal of 9986625792 is 2975266899.

It is not an unprimeable number, because it can be changed into a prime (9986625791) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5600133 + ... + 5601915.

It is an arithmetic number, because the mean of its divisors is an integer number (82957784).

Almost surely, 2^9986625792 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 9986625792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17918881344).

9986625792 is an abundant number, since it is smaller than the sum of its proper divisors (25851136896).

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

9986625792 is a wasteful number, since it uses less digits than its factorization.

9986625792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1846 (or 1829 counting only the distinct ones).

The product of its digits is 29393280, while the sum is 63.

The square root of 9986625792 is about 99933.1065863561. The cubic root of 9986625792 is about 2153.4737996106.

The spelling of 9986625792 in words is "nine billion, nine hundred eighty-six million, six hundred twenty-five thousand, seven hundred ninety-two".