6418568232873 has 12 divisors (see below), whose sum is σ = 9297529437300. Its totient is φ = 4266923544576.

The previous prime is 6418568232799. The next prime is 6418568232913. The reversal of 6418568232873 is 3782328658146.

6418568232873 is a `hidden beast` number, since 6 + 4 + 185 + 68 + 2 + 328 + 73 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4251233669904 + 2167334562969 = 2061852^2 + 1472187^2 .

It is not a de Polignac number, because 6418568232873 - 2²⁰ = 6418567184297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6418568232873.

It is not an unprimeable number, because it can be changed into a prime (6418568232473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1010158648 + ... + 1010165001.

It is an arithmetic number, because the mean of its divisors is an integer number (774794119775).

Almost surely, 2^{6418568232873} is an apocalyptic number.

It is an amenable number.

6418568232873 is a deficient number, since it is larger than the sum of its proper divisors (2878961204427).

6418568232873 is a wasteful number, since it uses less digits than its factorization.

6418568232873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2020324008 (or 2020324005 counting only the distinct ones).

The product of its digits is 92897280, while the sum is 63.

The spelling of 6418568232873 in words is "six trillion, four hundred eighteen billion, five hundred sixty-eight million, two hundred thirty-two thousand, eight hundred seventy-three".