9888696650 has 48 divisors (see below), whose sum is σ = 21037599936. Its totient is φ = 3387659520.

The previous prime is 9888696617. The next prime is 9888696679. The reversal of 9888696650 is 566968889.

It is a happy 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, 446642 + ... + 468258.

It is an arithmetic number, because the mean of its divisors is an integer number (438283332).

Almost surely, 2^9888696650 is an apocalyptic number.

9888696650 is an abundant number, since it is smaller than the sum of its proper divisors (11148903286).

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

9888696650 is a wasteful number, since it uses less digits than its factorization.

9888696650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22943 (or 22938 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 65.

The square root of 9888696650 is about 99441.9260171483. The cubic root of 9888696650 is about 2146.4116563656.

The spelling of 9888696650 in words is "nine billion, eight hundred eighty-eight million, six hundred ninety-six thousand, six hundred fifty".