9876327720 has 256 divisors, whose sum is σ = 34938224640. Its totient is φ = 2186569728.

The previous prime is 9876327709. The next prime is 9876327739. The reversal of 9876327720 is 277236789.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4586164 + ... + 4588316.

It is an arithmetic number, because the mean of its divisors is an integer number (136477440).

Almost surely, 2^9876327720 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 9876327720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17469112320).

9876327720 is an abundant number, since it is smaller than the sum of its proper divisors (25061896920).

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

9876327720 is a wasteful number, since it uses less digits than its factorization.

9876327720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2344 (or 2340 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 51.

The square root of 9876327720 is about 99379.7148315490. The cubic root of 9876327720 is about 2145.5163616877.

The spelling of 9876327720 in words is "nine billion, eight hundred seventy-six million, three hundred twenty-seven thousand, seven hundred twenty".