27127967705 has 8 divisors (see below), whose sum is σ = 32564193792. Its totient is φ = 21695285808.

The previous prime is 27127967683. The next prime is 27127967759. The reversal of 27127967705 is 50776972172.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27127967705 - 2²⁴ = 27111190489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 869177 + ... + 899846.

It is an arithmetic number, because the mean of its divisors is an integer number (4070524224).

Almost surely, 2^27127967705 is an apocalyptic number.

It is an amenable number.

27127967705 is a deficient number, since it is larger than the sum of its proper divisors (5436226087).

27127967705 is a wasteful number, since it uses less digits than its factorization.

27127967705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1772095.

The product of its (nonzero) digits is 2593080, while the sum is 53.

The spelling of 27127967705 in words is "twenty-seven billion, one hundred twenty-seven million, nine hundred sixty-seven thousand, seven hundred five".