12025027116 has 72 divisors (see below), whose sum is σ = 32012089200. Its totient is φ = 3795517440.

The previous prime is 12025027057. The next prime is 12025027123. The reversal of 12025027116 is 61172052021.

It is a self number, because there is not a number n which added to its sum of digits gives 12025027116.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 2274396 + ... + 2279676.

It is an arithmetic number, because the mean of its divisors is an integer number (444612350).

Almost surely, 2^12025027116 is an apocalyptic number.

It is an amenable number.

12025027116 is an abundant number, since it is smaller than the sum of its proper divisors (19987062084).

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

12025027116 is a wasteful number, since it uses less digits than its factorization.

12025027116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8639 (or 8634 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

Adding to 12025027116 its reverse (61172052021), we get a palindrome (73197079137).

The spelling of 12025027116 in words is "twelve billion, twenty-five million, twenty-seven thousand, one hundred sixteen".