27140747617 has 8 divisors (see below), whose sum is σ = 27322549056. Its totient is φ = 26959542192.

The previous prime is 27140747567. The next prime is 27140747651. The reversal of 27140747617 is 71674704172.

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 27140747617 - 2⁷ = 27140747489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27140727617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57438 + ... + 239959.

It is an arithmetic number, because the mean of its divisors is an integer number (3415318632).

Almost surely, 2^27140747617 is an apocalyptic number.

It is an amenable number.

27140747617 is a deficient number, since it is larger than the sum of its proper divisors (181801439).

27140747617 is a wasteful number, since it uses less digits than its factorization.

27140747617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298007.

The product of its (nonzero) digits is 460992, while the sum is 46.

The spelling of 27140747617 in words is "twenty-seven billion, one hundred forty million, seven hundred forty-seven thousand, six hundred seventeen".