13636155641 has 2 divisors, whose sum is σ = 13636155642. Its totient is φ = 13636155640.

The previous prime is 13636155629. The next prime is 13636155647. The reversal of 13636155641 is 14655163631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11302879225 + 2333276416 = 106315^2 + 48304^2 .

It is a cyclic number.

It is not a de Polignac number, because 13636155641 - 2¹⁸ = 13635893497 is a prime.

It is a super-2 number, since 2×13636155641² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13636155647) 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, 6818077820 + 6818077821.

It is an arithmetic number, because the mean of its divisors is an integer number (6818077821).

Almost surely, 2^13636155641 is an apocalyptic number.

It is an amenable number.

13636155641 is a deficient number, since it is larger than the sum of its proper divisors (1).

13636155641 is an equidigital number, since it uses as much as digits as its factorization.

13636155641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400, while the sum is 41.

The spelling of 13636155641 in words is "thirteen billion, six hundred thirty-six million, one hundred fifty-five thousand, six hundred forty-one".