9898625792 has 72 divisors (see below), whose sum is σ = 21594058752. Its totient is φ = 4491187200.

The previous prime is 9898625743. The next prime is 9898625801. The reversal of 9898625792 is 2975268989.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1706417 + ... + 1712207.

Almost surely, 2^9898625792 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 9898625792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10797029376).

9898625792 is an abundant number, since it is smaller than the sum of its proper divisors (11695432960).

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

9898625792 is a wasteful number, since it uses less digits than its factorization.

9898625792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6425 (or 6411 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 65.

The square root of 9898625792 is about 99491.8378159736. The cubic root of 9898625792 is about 2147.1298129232.

The spelling of 9898625792 in words is "nine billion, eight hundred ninety-eight million, six hundred twenty-five thousand, seven hundred ninety-two".