6855335585 has 16 divisors (see below), whose sum is σ = 9402950016. Its totient is φ = 4700128128.

The previous prime is 6855335569. The next prime is 6855335609. The reversal of 6855335585 is 5855335586.

It is a cyclic number.

It is not a de Polignac number, because 6855335585 - 2⁴ = 6855335569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 448997 + ... + 464013.

It is an arithmetic number, because the mean of its divisors is an integer number (587684376).

Almost surely, 2^6855335585 is an apocalyptic number.

It is an amenable number.

6855335585 is a deficient number, since it is larger than the sum of its proper divisors (2547614431).

6855335585 is a wasteful number, since it uses less digits than its factorization.

6855335585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28072.

The product of its digits is 10800000, while the sum is 53.

The square root of 6855335585 is about 82796.9539596717. The cubic root of 6855335585 is about 1899.6615819239.

Subtracting from 6855335585 its reverse (5855335586), we obtain a palindrome (999999999).

The spelling of 6855335585 in words is "six billion, eight hundred fifty-five million, three hundred thirty-five thousand, five hundred eighty-five".