3818331435089 has 2 divisors, whose sum is σ = 3818331435090. Its totient is φ = 3818331435088.

The previous prime is 3818331435013. The next prime is 3818331435091. The reversal of 3818331435089 is 9805341338183.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3706364236864 + 111967198225 = 1925192^2 + 334615^2 .

It is a cyclic number.

It is not a de Polignac number, because 3818331435089 - 2²⁴ = 3818314657873 is a prime.

Together with 3818331435091, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3818331435889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1909165717544 + 1909165717545.

It is an arithmetic number, because the mean of its divisors is an integer number (1909165717545).

Almost surely, 2^{3818331435089} is an apocalyptic number.

It is an amenable number.

3818331435089 is a deficient number, since it is larger than the sum of its proper divisors (1).

3818331435089 is an equidigital number, since it uses as much as digits as its factorization.

3818331435089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7464960, while the sum is 56.

The spelling of 3818331435089 in words is "three trillion, eight hundred eighteen billion, three hundred thirty-one million, four hundred thirty-five thousand, eighty-nine".