27777116117 has 8 divisors (see below), whose sum is σ = 28730869440. Its totient is φ = 26836518240.

The previous prime is 27777116113. The next prime is 27777116173. The reversal of 27777116117 is 71161177772.

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 27777116117 - 2² = 27777116113 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27777116113) 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, 3284567 + ... + 3293012.

It is an arithmetic number, because the mean of its divisors is an integer number (3591358680).

Almost surely, 2^27777116117 is an apocalyptic number.

It is an amenable number.

27777116117 is a deficient number, since it is larger than the sum of its proper divisors (953753323).

27777116117 is a wasteful number, since it uses less digits than its factorization.

27777116117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6577723.

The product of its digits is 201684, while the sum is 47.

The spelling of 27777116117 in words is "twenty-seven billion, seven hundred seventy-seven million, one hundred sixteen thousand, one hundred seventeen".