13686593353 has 2 divisors, whose sum is σ = 13686593354. Its totient is φ = 13686593352.

The previous prime is 13686593351. The next prime is 13686593419. The reversal of 13686593353 is 35339568631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10411549369 + 3275043984 = 102037^2 + 57228^2 .

It is an emirp because it is prime and its reverse (35339568631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13686593353 - 2¹ = 13686593351 is a prime.

It is a super-2 number, since 2×13686593353² (a number of 21 digits) contains 22 as substring.

Together with 13686593351, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13686593353.

It is not a weakly prime, because it can be changed into another prime (13686593351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6843296676 + 6843296677.

It is an arithmetic number, because the mean of its divisors is an integer number (6843296677).

Almost surely, 2^13686593353 is an apocalyptic number.

It is an amenable number.

13686593353 is a deficient number, since it is larger than the sum of its proper divisors (1).

13686593353 is an equidigital number, since it uses as much as digits as its factorization.

13686593353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5248800, while the sum is 52.

The spelling of 13686593353 in words is "thirteen billion, six hundred eighty-six million, five hundred ninety-three thousand, three hundred fifty-three".