3855266163 has 48 divisors (see below), whose sum is σ = 6518356416. Its totient is φ = 2150104320.

The previous prime is 3855266159. The next prime is 3855266189. The reversal of 3855266163 is 3616625583.

3855266163 is a `hidden beast` number, since 3 + 8 + 5 + 5 + 26 + 616 + 3 = 666.

It is not a de Polignac number, because 3855266163 - 2² = 3855266159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3855266143) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 654853 + ... + 660713.

It is an arithmetic number, because the mean of its divisors is an integer number (135799092).

Almost surely, 2^3855266163 is an apocalyptic number.

3855266163 is a deficient number, since it is larger than the sum of its proper divisors (2663090253).

3855266163 is a wasteful number, since it uses less digits than its factorization.

3855266163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6124 (or 6121 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 3855266163 is about 62090.7896793075. The cubic root of 3855266163 is about 1568.0194864029.

The spelling of 3855266163 in words is "three billion, eight hundred fifty-five million, two hundred sixty-six thousand, one hundred sixty-three".