6855197184 has 240 divisors, whose sum is σ = 22387004640. Its totient is φ = 2076917760.

The previous prime is 6855197123. The next prime is 6855197201. The reversal of 6855197184 is 4817915586.

It is a happy number.

6855197184 is a `hidden beast` number, since 6 + 8 + 551 + 9 + 7 + 1 + 84 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6855197184.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1366072 + ... + 1371080.

It is an arithmetic number, because the mean of its divisors is an integer number (93279186).

Almost surely, 2^6855197184 is an apocalyptic number.

6855197184 is a gapful number since it is divisible by the number (64) 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 6855197184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11193502320).

6855197184 is an abundant number, since it is smaller than the sum of its proper divisors (15531807456).

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

6855197184 is an equidigital number, since it uses as much as digits as its factorization.

6855197184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5053 (or 5025 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 54.

The square root of 6855197184 is about 82796.1181698756. The cubic root of 6855197184 is about 1899.6487978752.

The spelling of 6855197184 in words is "six billion, eight hundred fifty-five million, one hundred ninety-seven thousand, one hundred eighty-four".