9989125016 has 32 divisors (see below), whose sum is σ = 20281825200. Its totient is φ = 4584885120.

The previous prime is 9989125001. The next prime is 9989125031. The reversal of 9989125016 is 6105219899.

It is an interprime number because it is at equal distance from previous prime (9989125001) and next prime (9989125031).

It is a congruent number.

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, 246506 + ... + 284153.

Almost surely, 2^9989125016 is an apocalyptic number.

It is an amenable number.

9989125016 is an abundant number, since it is smaller than the sum of its proper divisors (10292700184).

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

9989125016 is a wasteful number, since it uses less digits than its factorization.

9989125016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530859 (or 530855 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 50.

The square root of 9989125016 is about 99945.6102887966. The cubic root of 9989125016 is about 2153.6534253293.

The spelling of 9989125016 in words is "nine billion, nine hundred eighty-nine million, one hundred twenty-five thousand, sixteen".