27268044291 has 12 divisors (see below), whose sum is σ = 40347838440. Its totient is φ = 17735313120.

The previous prime is 27268044277. The next prime is 27268044311. The reversal of 27268044291 is 19244086272.

27268044291 is a `hidden beast` number, since 27 + 26 + 80 + 442 + 91 = 666.

It is not a de Polignac number, because 27268044291 - 2⁶ = 27268044227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27268044091) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36948201 + ... + 36948938.

It is an arithmetic number, because the mean of its divisors is an integer number (3362319870).

Almost surely, 2^27268044291 is an apocalyptic number.

27268044291 is a deficient number, since it is larger than the sum of its proper divisors (13079794149).

27268044291 is a wasteful number, since it uses less digits than its factorization.

27268044291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73897186 (or 73897183 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 27268044291 in words is "twenty-seven billion, two hundred sixty-eight million, forty-four thousand, two hundred ninety-one".