3853860506851 has 2 divisors, whose sum is σ = 3853860506852. Its totient is φ = 3853860506850.

The previous prime is 3853860506791. The next prime is 3853860506869. The reversal of 3853860506851 is 1586050683583.

It is a strong prime.

It is an emirp because it is prime and its reverse (1586050683583) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3853860506851 - 2¹³ = 3853860498659 is a prime.

It is not a weakly prime, because it can be changed into another prime (3853860501851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1926930253425 + 1926930253426.

It is an arithmetic number, because the mean of its divisors is an integer number (1926930253426).

Almost surely, 2^{3853860506851} is an apocalyptic number.

3853860506851 is a deficient number, since it is larger than the sum of its proper divisors (1).

3853860506851 is an equidigital number, since it uses as much as digits as its factorization.

3853860506851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736000, while the sum is 58.

The spelling of 3853860506851 in words is "three trillion, eight hundred fifty-three billion, eight hundred sixty million, five hundred six thousand, eight hundred fifty-one".