12052442616 has 64 divisors (see below), whose sum is σ = 30533328000. Its totient is φ = 3963977088.

The previous prime is 12052442579. The next prime is 12052442617. The reversal of 12052442616 is 61624425021.

It is a super-2 number, since 2×12052442616² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12052442617) 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 15 ways as a sum of consecutive naturals, for example, 1743535 + ... + 1750433.

It is an arithmetic number, because the mean of its divisors is an integer number (477083250).

Almost surely, 2^12052442616 is an apocalyptic number.

It is an amenable number.

12052442616 is an abundant number, since it is smaller than the sum of its proper divisors (18480885384).

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

12052442616 is a wasteful number, since it uses less digits than its factorization.

12052442616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7868 (or 7864 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 12052442616 its reverse (61624425021), we get a palindrome (73676867637).

The spelling of 12052442616 in words is "twelve billion, fifty-two million, four hundred forty-two thousand, six hundred sixteen".