9663676128 has 144 divisors (see below), whose sum is σ = 28430543232. Its totient is φ = 3110400000.

The previous prime is 9663676103. The next prime is 9663676147. The reversal of 9663676128 is 8216763669.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5364828 + ... + 5366628.

It is an arithmetic number, because the mean of its divisors is an integer number (197434328).

Almost surely, 2^9663676128 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 9663676128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14215271616).

9663676128 is an abundant number, since it is smaller than the sum of its proper divisors (18766867104).

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

9663676128 is a wasteful number, since it uses less digits than its factorization.

9663676128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2449 (or 2438 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The square root of 9663676128 is about 98303.9985351562. The cubic root of 9663676128 is about 2130.0058136454.

The spelling of 9663676128 in words is "nine billion, six hundred sixty-three million, six hundred seventy-six thousand, one hundred twenty-eight".