9880000912 has 80 divisors (see below), whose sum is σ = 20721798720. Its totient is φ = 4548096000.

The previous prime is 9880000873. The next prime is 9880000913. The reversal of 9880000912 is 2190000889.

It is a super-2 number, since 2×9880000912² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9880000913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3525912 + ... + 3528712.

It is an arithmetic number, because the mean of its divisors is an integer number (259022484).

Almost surely, 2^9880000912 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 9880000912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10360899360).

9880000912 is an abundant number, since it is smaller than the sum of its proper divisors (10841797808).

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

9880000912 is a wasteful number, since it uses less digits than its factorization.

9880000912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3152 (or 3146 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 9880000912 is about 99398.1937059220. The cubic root of 9880000912 is about 2145.7823146796.

The spelling of 9880000912 in words is "nine billion, eight hundred eighty million, nine hundred twelve", and thus it is an aban number.