27777133134 has 24 divisors (see below), whose sum is σ = 60195668832. Its totient is φ = 9257216640.

The previous prime is 27777133123. The next prime is 27777133157. The reversal of 27777133134 is 43133177772.

It is a self number, because there is not a number n which added to its sum of digits gives 27777133134.

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, 56982 + ... + 242489.

It is an arithmetic number, because the mean of its divisors is an integer number (2508152868).

Almost surely, 2^27777133134 is an apocalyptic number.

27777133134 is an abundant number, since it is smaller than the sum of its proper divisors (32418535698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27777133134 is a wasteful number, since it uses less digits than its factorization.

27777133134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304632 (or 304629 counting only the distinct ones).

The product of its digits is 518616, while the sum is 45.

The spelling of 27777133134 in words is "twenty-seven billion, seven hundred seventy-seven million, one hundred thirty-three thousand, one hundred thirty-four".