27144256115 has 16 divisors (see below), whose sum is σ = 33659318016. Its totient is φ = 20992742400.

The previous prime is 27144256109. The next prime is 27144256123. The reversal of 27144256115 is 51165244172.

It is not a de Polignac number, because 27144256115 - 2¹⁸ = 27143993971 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55835 + ... + 239595.

It is an arithmetic number, because the mean of its divisors is an integer number (2103707376).

Almost surely, 2^27144256115 is an apocalyptic number.

27144256115 is a deficient number, since it is larger than the sum of its proper divisors (6515061901).

27144256115 is a wasteful number, since it uses less digits than its factorization.

27144256115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184750.

The product of its digits is 67200, while the sum is 38.

The spelling of 27144256115 in words is "twenty-seven billion, one hundred forty-four million, two hundred fifty-six thousand, one hundred fifteen".