13866712563141 has 40 divisors (see below), whose sum is σ = 21107646582264. Its totient is φ = 9069047245440.

The previous prime is 13866712563139. The next prime is 13866712563161. The reversal of 13866712563141 is 14136521766831.

13866712563141 is a `hidden beast` number, since 1 + 3 + 8 + 6 + 6 + 71 + 2 + 563 + 1 + 4 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10522400630625 + 3344311932516 = 3243825^2 + 1828746^2 .

It is not a de Polignac number, because 13866712563141 - 2¹ = 13866712563139 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13866712563161) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 39652071 + ... + 40000251.

Almost surely, 2^{13866712563141} is an apocalyptic number.

It is an amenable number.

13866712563141 is a deficient number, since it is larger than the sum of its proper divisors (7240934019123).

13866712563141 is an equidigital number, since it uses as much as digits as its factorization.

13866712563141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357523 (or 357514 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The spelling of 13866712563141 in words is "thirteen trillion, eight hundred sixty-six billion, seven hundred twelve million, five hundred sixty-three thousand, one hundred forty-one".