9639670016 has 36 divisors (see below), whose sum is σ = 19380186000. Its totient is φ = 4785142272.

The previous prime is 9639670013. The next prime is 9639670031. The reversal of 9639670016 is 6100769369.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (9639670013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99866 + ... + 171033.

It is an arithmetic number, because the mean of its divisors is an integer number (538338500).

Almost surely, 2^9639670016 is an apocalyptic number.

It is an amenable number.

9639670016 is an abundant number, since it is smaller than the sum of its proper divisors (9740515984).

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

9639670016 is a wasteful number, since it uses less digits than its factorization.

9639670016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271054 (or 271040 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 47.

The square root of 9639670016 is about 98181.8212094276. The cubic root of 9639670016 is about 2128.2405931452.

The spelling of 9639670016 in words is "nine billion, six hundred thirty-nine million, six hundred seventy thousand, sixteen".