9927924309688 has 32 divisors (see below), whose sum is σ = 23208134751360. Its totient is φ = 3868022458080.

The previous prime is 9927924309679. The next prime is 9927924309689. The reversal of 9927924309688 is 8869034297299.

9927924309688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9927924309689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8058379506 + ... + 8058380737.

It is an arithmetic number, because the mean of its divisors is an integer number (725254210980).

Almost surely, 2^{9927924309688} is an apocalyptic number.

It is an amenable number.

9927924309688 is an abundant number, since it is smaller than the sum of its proper divisors (13280210441672).

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

9927924309688 is a wasteful number, since it uses less digits than its factorization.

9927924309688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16116760267 (or 16116760263 counting only the distinct ones).

The product of its (nonzero) digits is 846526464, while the sum is 76.

The spelling of 9927924309688 in words is "nine trillion, nine hundred twenty-seven billion, nine hundred twenty-four million, three hundred nine thousand, six hundred eighty-eight".