27271276385 has 16 divisors (see below), whose sum is σ = 33210245376. Its totient is φ = 21495314688.

The previous prime is 27271276379. The next prime is 27271276399. The reversal of 27271276385 is 58367217272.

It is a cyclic number.

It is not a de Polignac number, because 27271276385 - 2²⁸ = 27002840929 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, 62777 + ... + 241833.

It is an arithmetic number, because the mean of its divisors is an integer number (2075640336).

Almost surely, 2^27271276385 is an apocalyptic number.

It is an amenable number.

27271276385 is a deficient number, since it is larger than the sum of its proper divisors (5938968991).

27271276385 is a wasteful number, since it uses less digits than its factorization.

27271276385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179512.

The product of its digits is 1975680, while the sum is 50.

The spelling of 27271276385 in words is "twenty-seven billion, two hundred seventy-one million, two hundred seventy-six thousand, three hundred eighty-five".