27116135599 has 4 divisors (see below), whose sum is σ = 30989869264. Its totient is φ = 23242401936.

The previous prime is 27116135597. The next prime is 27116135603. The reversal of 27116135599 is 99553161172.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27116135599 - 2¹ = 27116135597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27116135597) 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 in 3 ways as a sum of consecutive naturals, for example, 1936866822 + ... + 1936866835.

It is an arithmetic number, because the mean of its divisors is an integer number (7747467316).

Almost surely, 2^27116135599 is an apocalyptic number.

27116135599 is a deficient number, since it is larger than the sum of its proper divisors (3873733665).

27116135599 is an equidigital number, since it uses as much as digits as its factorization.

27116135599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3873733664.

The product of its digits is 510300, while the sum is 49.

The spelling of 27116135599 in words is "twenty-seven billion, one hundred sixteen million, one hundred thirty-five thousand, five hundred ninety-nine".