27016661275277 has 4 divisors (see below), whose sum is σ = 27016961854140. Its totient is φ = 27016360696416.

The previous prime is 27016661275271. The next prime is 27016661275313. The reversal of 27016661275277 is 77257216661072.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8524846630756 + 18491814644521 = 2919734^2 + 4300211^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27016661275277 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 (27016661275271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150154568 + ... + 150334385.

It is an arithmetic number, because the mean of its divisors is an integer number (6754240463535).

Almost surely, 2^{27016661275277} is an apocalyptic number.

It is an amenable number.

27016661275277 is a deficient number, since it is larger than the sum of its proper divisors (300578863).

27016661275277 is an equidigital number, since it uses as much as digits as its factorization.

27016661275277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300578862.

The product of its (nonzero) digits is 20744640, while the sum is 59.

The spelling of 27016661275277 in words is "twenty-seven trillion, sixteen billion, six hundred sixty-one million, two hundred seventy-five thousand, two hundred seventy-seven".