6618359161 has 12 divisors (see below), whose sum is σ = 6813847152. Its totient is φ = 6427515224.

The previous prime is 6618359159. The next prime is 6618359177. The reversal of 6618359161 is 1619538166.

It is not a de Polignac number, because 6618359161 - 2¹ = 6618359159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6618359101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 277470 + ... + 300376.

It is an arithmetic number, because the mean of its divisors is an integer number (567820596).

Almost surely, 2^6618359161 is an apocalyptic number.

It is an amenable number.

6618359161 is a deficient number, since it is larger than the sum of its proper divisors (195487991).

6618359161 is an equidigital number, since it uses as much as digits as its factorization.

6618359161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23108 (or 23049 counting only the distinct ones).

The product of its digits is 233280, while the sum is 46.

The square root of 6618359161 is about 81353.2984027077. The cubic root of 6618359161 is about 1877.5151229365.

The spelling of 6618359161 in words is "six billion, six hundred eighteen million, three hundred fifty-nine thousand, one hundred sixty-one".