12427117224 has 16 divisors (see below), whose sum is σ = 31067793120. Its totient is φ = 4142372400.

The previous prime is 12427117223. The next prime is 12427117237. The reversal of 12427117224 is 42271172421.

It is not an unprimeable number, because it can be changed into a prime (12427117223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258898252 + ... + 258898299.

It is an arithmetic number, because the mean of its divisors is an integer number (1941737070).

Almost surely, 2^12427117224 is an apocalyptic number.

It is an amenable number.

12427117224 is an abundant number, since it is smaller than the sum of its proper divisors (18640675896).

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

12427117224 is a wasteful number, since it uses less digits than its factorization.

12427117224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517796560 (or 517796556 counting only the distinct ones).

The product of its digits is 12544, while the sum is 33.

Adding to 12427117224 its reverse (42271172421), we get a palindrome (54698289645).

The spelling of 12427117224 in words is "twelve billion, four hundred twenty-seven million, one hundred seventeen thousand, two hundred twenty-four".