27075666666 has 16 divisors (see below), whose sum is σ = 54283737600. Its totient is φ = 9003154848.

The previous prime is 27075666659. The next prime is 27075666703. The reversal of 27075666666 is 66666657072.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5514186 + ... + 5519093.

It is an arithmetic number, because the mean of its divisors is an integer number (3392733600).

Almost surely, 2^27075666666 is an apocalyptic number.

27075666666 is an abundant number, since it is smaller than the sum of its proper divisors (27208070934).

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

27075666666 is a wasteful number, since it uses less digits than its factorization.

27075666666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11033693.

The product of its (nonzero) digits is 22861440, while the sum is 57.

The spelling of 27075666666 in words is "twenty-seven billion, seventy-five million, six hundred sixty-six thousand, six hundred sixty-six".