9989583032480 has 96 divisors (see below), whose sum is σ = 24158197776384. Its totient is φ = 3901782306816.

The previous prime is 9989583032467. The next prime is 9989583032519. The reversal of 9989583032480 is 842303859899.

It is a self number, because there is not a number n which added to its sum of digits gives 9989583032480.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1722209 + ... + 4790111.

It is an arithmetic number, because the mean of its divisors is an integer number (251647893504).

Almost surely, 2^{9989583032480} 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 9989583032480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12079098888192).

9989583032480 is an abundant number, since it is smaller than the sum of its proper divisors (14168614743904).

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

9989583032480 is a wasteful number, since it uses less digits than its factorization.

9989583032480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3068398 (or 3068390 counting only the distinct ones).

The product of its (nonzero) digits is 134369280, while the sum is 68.

The spelling of 9989583032480 in words is "nine trillion, nine hundred eighty-nine billion, five hundred eighty-three million, thirty-two thousand, four hundred eighty".