3813366771 has 24 divisors (see below), whose sum is σ = 5539734720. Its totient is φ = 2527727616.

The previous prime is 3813366763. The next prime is 3813366797. The reversal of 3813366771 is 1776633183.

It is a happy number.

It is not a de Polignac number, because 3813366771 - 2³ = 3813366763 is a prime.

It is a super-2 number, since 2×3813366771² = 29083532260333932882, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3813366701) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1661901 + ... + 1664193.

It is an arithmetic number, because the mean of its divisors is an integer number (230822280).

Almost surely, 2^3813366771 is an apocalyptic number.

3813366771 is a deficient number, since it is larger than the sum of its proper divisors (1726367949).

3813366771 is a wasteful number, since it uses less digits than its factorization.

3813366771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3275 (or 3272 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The square root of 3813366771 is about 61752.4636836459. The cubic root of 3813366771 is about 1562.3183220103.

The spelling of 3813366771 in words is "three billion, eight hundred thirteen million, three hundred sixty-six thousand, seven hundred seventy-one".