27676766555 has 16 divisors (see below), whose sum is σ = 33391458144. Its totient is φ = 22022085120.

The previous prime is 27676766527. The next prime is 27676766563. The reversal of 27676766555 is 55566767672.

It is not a de Polignac number, because 27676766555 - 2²⁸ = 27408331099 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 982649 + ... + 1010421.

It is an arithmetic number, because the mean of its divisors is an integer number (2086966134).

Almost surely, 2^27676766555 is an apocalyptic number.

27676766555 is a deficient number, since it is larger than the sum of its proper divisors (5714691589).

27676766555 is a wasteful number, since it uses less digits than its factorization.

27676766555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28846.

The product of its digits is 111132000, while the sum is 62.

The spelling of 27676766555 in words is "twenty-seven billion, six hundred seventy-six million, seven hundred sixty-six thousand, five hundred fifty-five".