27750765608 has 16 divisors (see below), whose sum is σ = 53826916500. Its totient is φ = 13396921216.

The previous prime is 27750765593. The next prime is 27750765617. The reversal of 27750765608 is 80656705772.

It can be written as a sum of positive squares in 2 ways, for example, as 27721584004 + 29181604 = 166498^2 + 5402^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 27750765608.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59807453 + ... + 59807916.

Almost surely, 2^27750765608 is an apocalyptic number.

It is an amenable number.

27750765608 is a deficient number, since it is larger than the sum of its proper divisors (26076150892).

27750765608 is a wasteful number, since it uses less digits than its factorization.

27750765608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119615404 (or 119615400 counting only the distinct ones).

The product of its (nonzero) digits is 4939200, while the sum is 53.

The spelling of 27750765608 in words is "twenty-seven billion, seven hundred fifty million, seven hundred sixty-five thousand, six hundred eight".