27160866080 has 48 divisors (see below), whose sum is σ = 64306912824. Its totient is φ = 10840750080.

The previous prime is 27160866077. The next prime is 27160866091. The reversal of 27160866080 is 8066806172.

It can be written as a sum of positive squares in 4 ways, for example, as 25157766544 + 2003099536 = 158612^2 + 44756^2 .

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 7 ways as a sum of consecutive naturals, for example, 110357 + ... + 257876.

Almost surely, 2^27160866080 is an apocalyptic number.

27160866080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27160866080 is an abundant number, since it is smaller than the sum of its proper divisors (37146046744).

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

27160866080 is a wasteful number, since it uses less digits than its factorization.

27160866080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368709 (or 368701 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 27160866080 in words is "twenty-seven billion, one hundred sixty million, eight hundred sixty-six thousand, eighty".