9327728880 has 160 divisors (see below), whose sum is σ = 33165496320. Its totient is φ = 2407138560.

The previous prime is 9327728831. The next prime is 9327728923. The reversal of 9327728880 is 888277239.

9327728880 is a `hidden beast` number, since 93 + 277 + 288 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2692 + ... + 136611.

It is an arithmetic number, because the mean of its divisors is an integer number (207284352).

Almost surely, 2^9327728880 is an apocalyptic number.

9327728880 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9327728880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16582748160).

9327728880 is an abundant number, since it is smaller than the sum of its proper divisors (23837767440).

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

9327728880 is a wasteful number, since it uses less digits than its factorization.

9327728880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139356 (or 139344 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 54.

The square root of 9327728880 is about 96580.1681506095. The cubic root of 9327728880 is about 2105.0316893314.

The spelling of 9327728880 in words is "nine billion, three hundred twenty-seven million, seven hundred twenty-eight thousand, eight hundred eighty".