27218065248 has 108 divisors (see below), whose sum is σ = 85077651204. Its totient is φ = 8247888000.

The previous prime is 27218065219. The next prime is 27218065249. The reversal of 27218065248 is 84256081272.

27218065248 is a `hidden beast` number, since 27 + 21 + 80 + 6 + 524 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27218065249) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 355678 + ... + 425373.

Almost surely, 2^27218065248 is an apocalyptic number.

It is an amenable number.

27218065248 is an abundant number, since it is smaller than the sum of its proper divisors (57859585956).

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

27218065248 is a wasteful number, since it uses less digits than its factorization.

27218065248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781089 (or 781067 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 45.

The spelling of 27218065248 in words is "twenty-seven billion, two hundred eighteen million, sixty-five thousand, two hundred forty-eight".