12012004516 has 24 divisors (see below), whose sum is σ = 22243253760. Its totient is φ = 5660100000.

The previous prime is 12012004513. The next prime is 12012004567. The reversal of 12012004516 is 61540021021.

12012004516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12012004513) 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 7 ways as a sum of consecutive naturals, for example, 399235 + ... + 428266.

It is an arithmetic number, because the mean of its divisors is an integer number (926802240).

Almost surely, 2^12012004516 is an apocalyptic number.

It is an amenable number.

12012004516 is a deficient number, since it is larger than the sum of its proper divisors (10231249244).

12012004516 is a wasteful number, since it uses less digits than its factorization.

12012004516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827715 (or 827713 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 12012004516 its reverse (61540021021), we get a palindrome (73552025537).

The spelling of 12012004516 in words is "twelve billion, twelve million, four thousand, five hundred sixteen".