9633989064 has 128 divisors (see below), whose sum is σ = 29041689600. Its totient is φ = 2601642240.

The previous prime is 9633989059. The next prime is 9633989111. The reversal of 9633989064 is 4609893369.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a junction number, because it is equal to n+sod(n) for n = 9633988995 and 9633989013.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1468239 + ... + 1474785.

It is an arithmetic number, because the mean of its divisors is an integer number (226888200).

Almost surely, 2^9633989064 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 9633989064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14520844800).

9633989064 is an abundant number, since it is smaller than the sum of its proper divisors (19407700536).

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

9633989064 is a wasteful number, since it uses less digits than its factorization.

9633989064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7043 (or 7039 counting only the distinct ones).

The product of its (nonzero) digits is 7558272, while the sum is 57.

The square root of 9633989064 is about 98152.8861725421. The cubic root of 9633989064 is about 2127.8224319253.

The spelling of 9633989064 in words is "nine billion, six hundred thirty-three million, nine hundred eighty-nine thousand, sixty-four".