9929712984 has 32 divisors (see below), whose sum is σ = 25680294000. Its totient is φ = 3195769472.

The previous prime is 9929712979. The next prime is 9929712997. The reversal of 9929712984 is 4892179299.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7132719 + ... + 7134110.

Almost surely, 2^9929712984 is an apocalyptic number.

It is an amenable number.

9929712984 is an abundant number, since it is smaller than the sum of its proper divisors (15750581016).

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

9929712984 is a wasteful number, since it uses less digits than its factorization.

9929712984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14266867 (or 14266863 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 60.

The square root of 9929712984 is about 99647.9452071140. The cubic root of 9929712984 is about 2149.3751913651.

The spelling of 9929712984 in words is "nine billion, nine hundred twenty-nine million, seven hundred twelve thousand, nine hundred eighty-four".