27269052768 has 72 divisors (see below), whose sum is σ = 79437778056. Its totient is φ = 8867980800.

The previous prime is 27269052751. The next prime is 27269052779. The reversal of 27269052768 is 86725096272.

27269052768 is a `hidden beast` number, since 2 + 7 + 26 + 90 + 527 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1142878 + ... + 1166493.

It is an arithmetic number, because the mean of its divisors is an integer number (1103302473).

Almost surely, 2^27269052768 is an apocalyptic number.

It is an amenable number.

27269052768 is an abundant number, since it is smaller than the sum of its proper divisors (52168725288).

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

27269052768 is a wasteful number, since it uses less digits than its factorization.

27269052768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2309428 (or 2309417 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The spelling of 27269052768 in words is "twenty-seven billion, two hundred sixty-nine million, fifty-two thousand, seven hundred sixty-eight".