9980488812 has 96 divisors (see below), whose sum is σ = 27576500224. Its totient is φ = 2749204800.

The previous prime is 9980488811. The next prime is 9980488829. The reversal of 9980488812 is 2188840899.

It is a super-2 number, since 2×9980488812² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9980488811) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 698613 + ... + 712755.

Almost surely, 2^9980488812 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 9980488812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13788250112).

9980488812 is an abundant number, since it is smaller than the sum of its proper divisors (17596011412).

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

9980488812 is a wasteful number, since it uses less digits than its factorization.

9980488812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14459 (or 14457 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 57.

The square root of 9980488812 is about 99902.3964277134. The cubic root of 9980488812 is about 2153.0325917403.

The spelling of 9980488812 in words is "nine billion, nine hundred eighty million, four hundred eighty-eight thousand, eight hundred twelve".