9999030688 has 24 divisors (see below), whose sum is σ = 19979410752. Its totient is φ = 4924894656.

The previous prime is 9999030673. The next prime is 9999030689. The reversal of 9999030688 is 8860309999.

9999030688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×9999030688² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9999030689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2329720 + ... + 2334007.

It is an arithmetic number, because the mean of its divisors is an integer number (832475448).

Almost surely, 2^9999030688 is an apocalyptic number.

It is an amenable number.

9999030688 is a deficient number, since it is larger than the sum of its proper divisors (9980380064).

9999030688 is a wasteful number, since it uses less digits than its factorization.

9999030688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4663804 (or 4663796 counting only the distinct ones).

The product of its (nonzero) digits is 7558272, while the sum is 61.

The square root of 9999030688 is about 99995.1533225486. The cubic root of 9999030688 is about 2154.3650771360.

The spelling of 9999030688 in words is "nine billion, nine hundred ninety-nine million, thirty thousand, six hundred eighty-eight".