9984694442160 has 80 divisors (see below), whose sum is σ = 31611117758976. Its totient is φ = 2605934433024.

The previous prime is 9984694442141. The next prime is 9984694442161. The reversal of 9984694442160 is 612444964899.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 9984694442091 and 9984694442100.

It is not an unprimeable number, because it can be changed into a prime (9984694442161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 442572694 + ... + 442595253.

Almost surely, 2^{9984694442160} is an apocalyptic number.

It is an amenable number.

9984694442160 is an abundant number, since it is smaller than the sum of its proper divisors (21626423316816).

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

9984694442160 is a wasteful number, since it uses less digits than its factorization.

9984694442160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885168010 (or 885168004 counting only the distinct ones).

The product of its (nonzero) digits is 107495424, while the sum is 66.

The spelling of 9984694442160 in words is "nine trillion, nine hundred eighty-four billion, six hundred ninety-four million, four hundred forty-two thousand, one hundred sixty".