3946836166671 has 16 divisors (see below), whose sum is σ = 5385357025664. Its totient is φ = 2569781670624.

The previous prime is 3946836166613. The next prime is 3946836166673. The reversal of 3946836166671 is 1766616386493.

3946836166671 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3946836166671 - 2⁹ = 3946836166159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3946836166673) 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, 165556 + ... + 2814441.

It is an arithmetic number, because the mean of its divisors is an integer number (336584814104).

Almost surely, 2^{3946836166671} is an apocalyptic number.

3946836166671 is a deficient number, since it is larger than the sum of its proper divisors (1438520858993).

3946836166671 is a wasteful number, since it uses less digits than its factorization.

3946836166671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2990310.

The product of its digits is 141087744, while the sum is 66.

The spelling of 3946836166671 in words is "three trillion, nine hundred forty-six billion, eight hundred thirty-six million, one hundred sixty-six thousand, six hundred seventy-one".