27777675512 has 16 divisors (see below), whose sum is σ = 52108841400. Its totient is φ = 13881984480.

The previous prime is 27777675473. The next prime is 27777675517. The reversal of 27777675512 is 21557677772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27777675517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 839414 + ... + 871877.

Almost surely, 2^27777675512 is an apocalyptic number.

It is an amenable number.

27777675512 is a deficient number, since it is larger than the sum of its proper divisors (24331165888).

27777675512 is a wasteful number, since it uses less digits than its factorization.

27777675512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713326 (or 1713322 counting only the distinct ones).

The product of its digits is 10084200, while the sum is 56.

The spelling of 27777675512 in words is "twenty-seven billion, seven hundred seventy-seven million, six hundred seventy-five thousand, five hundred twelve".