13852647117 has 12 divisors (see below), whose sum is σ = 20020947804. Its totient is φ = 9229758720.

The previous prime is 13852647071. The next prime is 13852647121. The reversal of 13852647117 is 71174625831.

13852647117 is a `hidden beast` number, since 1 + 3 + 8 + 526 + 4 + 7 + 117 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2267569161 + 11585077956 = 47619^2 + 107634^2 .

It is not a de Polignac number, because 13852647117 - 2⁸ = 13852646861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13852647157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 428484 + ... + 459677.

It is an arithmetic number, because the mean of its divisors is an integer number (1668412317).

Almost surely, 2^13852647117 is an apocalyptic number.

It is an amenable number.

13852647117 is a deficient number, since it is larger than the sum of its proper divisors (6168300687).

13852647117 is a wasteful number, since it uses less digits than its factorization.

13852647117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889900 (or 889897 counting only the distinct ones).

The product of its digits is 282240, while the sum is 45.

It can be divided in two parts, 13852 and 647117, that added together give a square (660969 = 813²).

The spelling of 13852647117 in words is "thirteen billion, eight hundred fifty-two million, six hundred forty-seven thousand, one hundred seventeen".