13656554115527 has 2 divisors, whose sum is σ = 13656554115528. Its totient is φ = 13656554115526.

The previous prime is 13656554115473. The next prime is 13656554115563. The reversal of 13656554115527 is 72551145565631.

13656554115527 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (72551145565631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13656554115527 - 2¹⁰ = 13656554114503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13656554117527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6828277057763 + 6828277057764.

It is an arithmetic number, because the mean of its divisors is an integer number (6828277057764).

Almost surely, 2^{13656554115527} is an apocalyptic number.

13656554115527 is a deficient number, since it is larger than the sum of its proper divisors (1).

13656554115527 is an equidigital number, since it uses as much as digits as its factorization.

13656554115527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18900000, while the sum is 56.

The spelling of 13656554115527 in words is "thirteen trillion, six hundred fifty-six billion, five hundred fifty-four million, one hundred fifteen thousand, five hundred twenty-seven".