5686172561827 has 16 divisors (see below), whose sum is σ = 6031542902112. Its totient is φ = 5342014771200.

The previous prime is 5686172561821. The next prime is 5686172561863. The reversal of 5686172561827 is 7281652716865.

It is a cyclic number.

It is not a de Polignac number, because 5686172561827 - 2³⁹ = 5136416747939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5686172561821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78052123 + ... + 78124939.

It is an arithmetic number, because the mean of its divisors is an integer number (376971431382).

Almost surely, 2^{5686172561827} is an apocalyptic number.

5686172561827 is a deficient number, since it is larger than the sum of its proper divisors (345370340285).

5686172561827 is a wasteful number, since it uses less digits than its factorization.

5686172561827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81078.

The product of its digits is 67737600, while the sum is 64.

The spelling of 5686172561827 in words is "five trillion, six hundred eighty-six billion, one hundred seventy-two million, five hundred sixty-one thousand, eight hundred twenty-seven".