3863181442671 has 16 divisors (see below), whose sum is σ = 5724661662720. Its totient is φ = 2574810842040.

The previous prime is 3863181442669. The next prime is 3863181442693. The reversal of 3863181442671 is 1762441813683.

3863181442671 is a `hidden beast` number, since 3 + 8 + 63 + 1 + 81 + 442 + 67 + 1 = 666.

It is not a de Polignac number, because 3863181442671 - 2¹ = 3863181442669 is a prime.

It is a super-2 number, since 2×3863181442671² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3863181442651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17763615 + ... + 17979776.

It is an arithmetic number, because the mean of its divisors is an integer number (357791353920).

Almost surely, 2^{3863181442671} is an apocalyptic number.

3863181442671 is a deficient number, since it is larger than the sum of its proper divisors (1861480220049).

3863181442671 is a wasteful number, since it uses less digits than its factorization.

3863181442671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35747403 (or 35747397 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 54.

The spelling of 3863181442671 in words is "three trillion, eight hundred sixty-three billion, one hundred eighty-one million, four hundred forty-two thousand, six hundred seventy-one".