27736634113 has 2 divisors, whose sum is σ = 27736634114. Its totient is φ = 27736634112.

The previous prime is 27736634033. The next prime is 27736634119. The reversal of 27736634113 is 31143663772.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26175356944 + 1561277169 = 161788^2 + 39513^2 .

It is a cyclic number.

It is not a de Polignac number, because 27736634113 - 2⁹ = 27736633601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27736634113.

It is not a weakly prime, because it can be changed into another prime (27736634119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13868317056 + 13868317057.

It is an arithmetic number, because the mean of its divisors is an integer number (13868317057).

Almost surely, 2^27736634113 is an apocalyptic number.

It is an amenable number.

27736634113 is a deficient number, since it is larger than the sum of its proper divisors (1).

27736634113 is an equidigital number, since it uses as much as digits as its factorization.

27736634113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 43.

The spelling of 27736634113 in words is "twenty-seven billion, seven hundred thirty-six million, six hundred thirty-four thousand, one hundred thirteen".