4538271086813 has 2 divisors, whose sum is σ = 4538271086814. Its totient is φ = 4538271086812.

The previous prime is 4538271086689. The next prime is 4538271086831. The reversal of 4538271086813 is 3186801728354.

4538271086813 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (4538271086831) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4509519814969 + 28751271844 = 2123563^2 + 169562^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4538271086813 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4538271086513) 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 as a sum of consecutive naturals, namely, 2269135543406 + 2269135543407.

It is an arithmetic number, because the mean of its divisors is an integer number (2269135543407).

Almost surely, 2^{4538271086813} is an apocalyptic number.

It is an amenable number.

4538271086813 is a deficient number, since it is larger than the sum of its proper divisors (1).

4538271086813 is an equidigital number, since it uses as much as digits as its factorization.

4538271086813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7741440, while the sum is 56.

The spelling of 4538271086813 in words is "four trillion, five hundred thirty-eight billion, two hundred seventy-one million, eighty-six thousand, eight hundred thirteen".