6815044163 has 2 divisors, whose sum is σ = 6815044164. Its totient is φ = 6815044162.

The previous prime is 6815044151. The next prime is 6815044177. The reversal of 6815044163 is 3614405186.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6815044163 is a prime.

It is not a weakly prime, because it can be changed into another prime (6815040163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3407522081 + 3407522082.

It is an arithmetic number, because the mean of its divisors is an integer number (3407522082).

Almost surely, 2^6815044163 is an apocalyptic number.

6815044163 is a deficient number, since it is larger than the sum of its proper divisors (1).

6815044163 is an equidigital number, since it uses as much as digits as its factorization.

6815044163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 6815044163 is about 82553.2807524934. The cubic root of 6815044163 is about 1895.9325882189.

The spelling of 6815044163 in words is "six billion, eight hundred fifteen million, forty-four thousand, one hundred sixty-three".