27116507655 has 12 divisors (see below), whose sum is σ = 47001946680. Its totient is φ = 14462137392.

The previous prime is 27116507633. The next prime is 27116507669. The reversal of 27116507655 is 55670561172.

27116507655 is a `hidden beast` number, since 2 + 71 + 16 + 507 + 65 + 5 = 666.

It is not a de Polignac number, because 27116507655 - 2²² = 27112313351 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 602589059 = 27116507655 / (2 + 7 + 1 + 1 + 6 + 5 + 0 + 7 + 6 + 5 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 27116507655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 301294485 + ... + 301294574.

It is an arithmetic number, because the mean of its divisors is an integer number (3916828890).

Almost surely, 2^27116507655 is an apocalyptic number.

27116507655 is a deficient number, since it is larger than the sum of its proper divisors (19885439025).

27116507655 is a wasteful number, since it uses less digits than its factorization.

27116507655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602589070 (or 602589067 counting only the distinct ones).

The product of its (nonzero) digits is 441000, while the sum is 45.

The spelling of 27116507655 in words is "twenty-seven billion, one hundred sixteen million, five hundred seven thousand, six hundred fifty-five".