27075312117 has 12 divisors (see below), whose sum is σ = 44695753440. Its totient is φ = 15471606888.

The previous prime is 27075312107. The next prime is 27075312161. The reversal of 27075312117 is 71121357072.

It is a happy number.

27075312117 is a `hidden beast` number, since 2 + 7 + 0 + 7 + 531 + 2 + 117 = 666.

It is not a de Polignac number, because 27075312117 - 2²² = 27071117813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27075312107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 214883367 + ... + 214883492.

It is an arithmetic number, because the mean of its divisors is an integer number (3724646120).

Almost surely, 2^27075312117 is an apocalyptic number.

It is an amenable number.

27075312117 is a deficient number, since it is larger than the sum of its proper divisors (17620441323).

27075312117 is a wasteful number, since it uses less digits than its factorization.

27075312117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429766872 (or 429766869 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 36.

Adding to 27075312117 its reverse (71121357072), we get a palindrome (98196669189).

The spelling of 27075312117 in words is "twenty-seven billion, seventy-five million, three hundred twelve thousand, one hundred seventeen".