9855168750 has 384 divisors, whose sum is σ = 31977953280. Its totient is φ = 2230740000.

The previous prime is 9855168749. The next prime is 9855168797. The reversal of 9855168750 is 578615589.

9855168750 is a `hidden beast` number, since 9 + 8 + 551 + 6 + 87 + 5 + 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 191 ways as a sum of consecutive naturals, for example, 95681199 + ... + 95681301.

It is an arithmetic number, because the mean of its divisors is an integer number (83275920).

Almost surely, 2^9855168750 is an apocalyptic number.

9855168750 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9855168750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15988976640).

9855168750 is an abundant number, since it is smaller than the sum of its proper divisors (22122784530).

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

9855168750 is an frugal number, since it uses more digits than its factorization.

9855168750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 54.

The square root of 9855168750 is about 99273.2025775335. The cubic root of 9855168750 is about 2143.9830868512.

The spelling of 9855168750 in words is "nine billion, eight hundred fifty-five million, one hundred sixty-eight thousand, seven hundred fifty".