4056669632871 has 24 divisors (see below), whose sum is σ = 6206045882400. Its totient is φ = 2544652571136.

The previous prime is 4056669632861. The next prime is 4056669632891. The reversal of 4056669632871 is 1782369666504.

It is not a de Polignac number, because 4056669632871 - 2⁹ = 4056669632359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4056669632799 and 4056669632808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4056669632861) 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, 3139971 + ... + 4239428.

It is an arithmetic number, because the mean of its divisors is an integer number (258585245100).

It is a 1-persistent number, because it is pandigital, but 2⋅4056669632871 = 8113339265742 is not.

Almost surely, 2^{4056669632871} is an apocalyptic number.

4056669632871 is a deficient number, since it is larger than the sum of its proper divisors (2149376249529).

4056669632871 is a wasteful number, since it uses less digits than its factorization.

4056669632871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7383015 (or 7383012 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 63.

The spelling of 4056669632871 in words is "four trillion, fifty-six billion, six hundred sixty-nine million, six hundred thirty-two thousand, eight hundred seventy-one".