3905852509859 has 2 divisors, whose sum is σ = 3905852509860. Its totient is φ = 3905852509858.

The previous prime is 3905852509849. The next prime is 3905852509907. The reversal of 3905852509859 is 9589052585093.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3905852509859 - 2³² = 3901557542563 is a prime.

It is not a weakly prime, because it can be changed into another prime (3905852509849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1952926254929 + 1952926254930.

It is an arithmetic number, because the mean of its divisors is an integer number (1952926254930).

Almost surely, 2^{3905852509859} is an apocalyptic number.

3905852509859 is a deficient number, since it is larger than the sum of its proper divisors (1).

3905852509859 is an equidigital number, since it uses as much as digits as its factorization.

3905852509859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 174960000, while the sum is 68.

The spelling of 3905852509859 in words is "three trillion, nine hundred five billion, eight hundred fifty-two million, five hundred nine thousand, eight hundred fifty-nine".