12452344421316 has 24 divisors (see below), whose sum is σ = 29060615767680. Its totient is φ = 4150046409312.

The previous prime is 12452344421269. The next prime is 12452344421317. The reversal of 12452344421316 is 61312444325421.

It is not an unprimeable number, because it can be changed into a prime (12452344421317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91812471 + ... + 91947998.

It is an arithmetic number, because the mean of its divisors is an integer number (1210858990320).

Almost surely, 2^{12452344421316} is an apocalyptic number.

It is an amenable number.

12452344421316 is an abundant number, since it is smaller than the sum of its proper divisors (16608271346364).

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

12452344421316 is a wasteful number, since it uses less digits than its factorization.

12452344421316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183766123 (or 183766121 counting only the distinct ones).

The product of its digits is 552960, while the sum is 42.

Adding to 12452344421316 its reverse (61312444325421), we get a palindrome (73764788746737).

The spelling of 12452344421316 in words is "twelve trillion, four hundred fifty-two billion, three hundred forty-four million, four hundred twenty-one thousand, three hundred sixteen".