9739205668 has 24 divisors (see below), whose sum is σ = 18030824000. Its totient is φ = 4590118368.

The previous prime is 9739205621. The next prime is 9739205689. The reversal of 9739205668 is 8665029379.

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 7 ways as a sum of consecutive naturals, for example, 306855 + ... + 337102.

Almost surely, 2^9739205668 is an apocalyptic number.

It is an amenable number.

9739205668 is a deficient number, since it is larger than the sum of its proper divisors (8291618332).

9739205668 is a wasteful number, since it uses less digits than its factorization.

9739205668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644179 (or 644177 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 55.

The square root of 9739205668 is about 98687.4139290315. The cubic root of 9739205668 is about 2135.5406651741.

The spelling of 9739205668 in words is "nine billion, seven hundred thirty-nine million, two hundred five thousand, six hundred sixty-eight".