27223266224 has 160 divisors (see below), whose sum is σ = 68169446400. Its totient is φ = 10223262720.

The previous prime is 27223266167. The next prime is 27223266263. The reversal of 27223266224 is 42266232272.

It is a super-2 number, since 2×27223266224² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4965917 + ... + 4971395.

It is an arithmetic number, because the mean of its divisors is an integer number (426059040).

Almost surely, 2^27223266224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27223266224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34084723200).

27223266224 is an abundant number, since it is smaller than the sum of its proper divisors (40946180176).

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

27223266224 is a wasteful number, since it uses less digits than its factorization.

27223266224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5651 (or 5645 counting only the distinct ones).

The product of its digits is 193536, while the sum is 38.

Adding to 27223266224 its reverse (42266232272), we get a palindrome (69489498496).

The spelling of 27223266224 in words is "twenty-seven billion, two hundred twenty-three million, two hundred sixty-six thousand, two hundred twenty-four".