9663900128 has 24 divisors (see below), whose sum is σ = 19146996792. Its totient is φ = 4801170816.

The previous prime is 9663900101. The next prime is 9663900143. The reversal of 9663900128 is 8210093669.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 956750 + ... + 966797.

It is an arithmetic number, because the mean of its divisors is an integer number (797791533).

Almost surely, 2^9663900128 is an apocalyptic number.

It is an amenable number.

9663900128 is a deficient number, since it is larger than the sum of its proper divisors (9483096664).

9663900128 is a wasteful number, since it uses less digits than its factorization.

9663900128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923714 (or 1923706 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 9663900128 is about 98305.1378514877. The cubic root of 9663900128 is about 2130.0222710684.

The spelling of 9663900128 in words is "nine billion, six hundred sixty-three million, nine hundred thousand, one hundred twenty-eight".