12454042116 has 48 divisors (see below), whose sum is σ = 30354766848. Its totient is φ = 3966679200.

The previous prime is 12454042109. The next prime is 12454042163. The reversal of 12454042116 is 61124045421.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244761 + ... + 291231.

It is an arithmetic number, because the mean of its divisors is an integer number (632390976).

Almost surely, 2^12454042116 is an apocalyptic number.

It is an amenable number.

12454042116 is an abundant number, since it is smaller than the sum of its proper divisors (17900724732).

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

12454042116 is a wasteful number, since it uses less digits than its factorization.

12454042116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47472 (or 47470 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 12454042116 its reverse (61124045421), we get a palindrome (73578087537).

The spelling of 12454042116 in words is "twelve billion, four hundred fifty-four million, forty-two thousand, one hundred sixteen".