9927923712 has 240 divisors, whose sum is σ = 30923376120. Its totient is φ = 2832334848.

The previous prime is 9927923701. The next prime is 9927923717. The reversal of 9927923712 is 2173297299.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9927923717) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14751408 + ... + 14752080.

Almost surely, 2^9927923712 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 9927923712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15461688060).

9927923712 is an abundant number, since it is smaller than the sum of its proper divisors (20995452408).

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

9927923712 is an frugal number, since it uses more digits than its factorization.

9927923712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726 (or 685 counting only the distinct ones).

The product of its digits is 857304, while the sum is 51.

The square root of 9927923712 is about 99638.9668352698. The cubic root of 9927923712 is about 2149.2460823004.

The spelling of 9927923712 in words is "nine billion, nine hundred twenty-seven million, nine hundred twenty-three thousand, seven hundred twelve".