27727122224 has 20 divisors (see below), whose sum is σ = 54042988944. Its totient is φ = 13780544448.

The previous prime is 27727122223. The next prime is 27727122229. The reversal of 27727122224 is 42222172772.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (27727122221) 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 3 ways as a sum of consecutive naturals, for example, 5185787 + ... + 5191130.

Almost surely, 2^27727122224 is an apocalyptic number.

It is an amenable number.

27727122224 is a deficient number, since it is larger than the sum of its proper divisors (26315866720).

27727122224 is a wasteful number, since it uses less digits than its factorization.

27727122224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10377092 (or 10377086 counting only the distinct ones).

The product of its digits is 87808, while the sum is 38.

Adding to 27727122224 its reverse (42222172772), we get a palindrome (69949294996).

The spelling of 27727122224 in words is "twenty-seven billion, seven hundred twenty-seven million, one hundred twenty-two thousand, two hundred twenty-four".