27222174423 has 18 divisors (see below), whose sum is σ = 41104861616. Its totient is φ = 17359064712.

The previous prime is 27222174349. The next prime is 27222174439. The reversal of 27222174423 is 32447122272.

27222174423 is a `hidden beast` number, since 2 + 7 + 2 + 221 + 7 + 4 + 423 = 666.

It is not a de Polignac number, because 27222174423 - 2¹⁷ = 27222043351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27222174493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2854111 + ... + 2863632.

Almost surely, 2^27222174423 is an apocalyptic number.

27222174423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

27222174423 is a deficient number, since it is larger than the sum of its proper divisors (13882687193).

27222174423 is a wasteful number, since it uses less digits than its factorization.

27222174423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5717795 (or 5717769 counting only the distinct ones).

The product of its digits is 75264, while the sum is 36.

Adding to 27222174423 its reverse (32447122272), we get a palindrome (59669296695).

The spelling of 27222174423 in words is "twenty-seven billion, two hundred twenty-two million, one hundred seventy-four thousand, four hundred twenty-three".