27011336927 has 4 divisors (see below), whose sum is σ = 27289804416. Its totient is φ = 26732869440.

The previous prime is 27011336923. The next prime is 27011336999. The reversal of 27011336927 is 72963311072.

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 27011336927 - 2² = 27011336923 is a prime.

It is a super-2 number, since 2×27011336927² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27011336923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139233599 + ... + 139233792.

It is an arithmetic number, because the mean of its divisors is an integer number (6822451104).

Almost surely, 2^27011336927 is an apocalyptic number.

27011336927 is a deficient number, since it is larger than the sum of its proper divisors (278467489).

27011336927 is an equidigital number, since it uses as much as digits as its factorization.

27011336927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278467488.

The product of its (nonzero) digits is 95256, while the sum is 41.

Adding to 27011336927 its reverse (72963311072), we get a palindrome (99974647999).

The spelling of 27011336927 in words is "twenty-seven billion, eleven million, three hundred thirty-six thousand, nine hundred twenty-seven".