3853860506791 has 2 divisors, whose sum is σ = 3853860506792. Its totient is φ = 3853860506790.

The previous prime is 3853860506693. The next prime is 3853860506851. The reversal of 3853860506791 is 1976050683583.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3853860506791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3853860576791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1926930253395 + 1926930253396.

It is an arithmetic number, because the mean of its divisors is an integer number (1926930253396).

Almost surely, 2^{3853860506791} is an apocalyptic number.

3853860506791 is a deficient number, since it is larger than the sum of its proper divisors (1).

3853860506791 is an equidigital number, since it uses as much as digits as its factorization.

3853860506791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32659200, while the sum is 61.

The spelling of 3853860506791 in words is "three trillion, eight hundred fifty-three billion, eight hundred sixty million, five hundred six thousand, seven hundred ninety-one".