3881117826043 has 2 divisors, whose sum is σ = 3881117826044. Its totient is φ = 3881117826042.

The previous prime is 3881117825971. The next prime is 3881117826139. The reversal of 3881117826043 is 3406287111883.

It is a weak prime.

It is an emirp because it is prime and its reverse (3406287111883) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3881117826043 is a prime.

It is not a weakly prime, because it can be changed into another prime (3881117827043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1940558913021 + 1940558913022.

It is an arithmetic number, because the mean of its divisors is an integer number (1940558913022).

Almost surely, 2^{3881117826043} is an apocalyptic number.

3881117826043 is a deficient number, since it is larger than the sum of its proper divisors (1).

3881117826043 is an equidigital number, since it uses as much as digits as its factorization.

3881117826043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1548288, while the sum is 52.

The spelling of 3881117826043 in words is "three trillion, eight hundred eighty-one billion, one hundred seventeen million, eight hundred twenty-six thousand, forty-three".