13727568573 has 12 divisors (see below), whose sum is σ = 19882744128. Its totient is φ = 9126773640.

The previous prime is 13727568559. The next prime is 13727568577. The reversal of 13727568573 is 37586572731.

It is a happy number.

13727568573 is a `hidden beast` number, since 1 + 3 + 7 + 2 + 7 + 5 + 68 + 573 = 666.

13727568573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13727568573 - 2⁵ = 13727568541 is a prime.

It is a super-2 number, since 2×13727568573² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13727568577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2074743 + ... + 2081348.

It is an arithmetic number, because the mean of its divisors is an integer number (1656895344).

Almost surely, 2^13727568573 is an apocalyptic number.

It is an amenable number.

13727568573 is a deficient number, since it is larger than the sum of its proper divisors (6155175555).

13727568573 is a wasteful number, since it uses less digits than its factorization.

13727568573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4156464 (or 4156461 counting only the distinct ones).

The product of its digits is 7408800, while the sum is 54.

The spelling of 13727568573 in words is "thirteen billion, seven hundred twenty-seven million, five hundred sixty-eight thousand, five hundred seventy-three".