27777675368 has 128 divisors (see below), whose sum is σ = 58772563200. Its totient is φ = 12239732736.

The previous prime is 27777675361. The next prime is 27777675383. The reversal of 27777675368 is 86357677772.

It is a super-3 number, since 3×27777675368³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (27777675361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31457855 + ... + 31458737.

It is an arithmetic number, because the mean of its divisors is an integer number (459160650).

Almost surely, 2^27777675368 is an apocalyptic number.

It is an amenable number.

27777675368 is an abundant number, since it is smaller than the sum of its proper divisors (30994887832).

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

27777675368 is a wasteful number, since it uses less digits than its factorization.

27777675368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131 (or 1127 counting only the distinct ones).

The product of its digits is 145212480, while the sum is 65.

The spelling of 27777675368 in words is "twenty-seven billion, seven hundred seventy-seven million, six hundred seventy-five thousand, three hundred sixty-eight".