12453332112 has 60 divisors (see below), whose sum is σ = 37532964924. Its totient is φ = 3831793920.

The previous prime is 12453332069. The next prime is 12453332113. The reversal of 12453332112 is 21123335421.

12453332112 is a `hidden beast` number, since 12 + 4 + 533 + 3 + 2 + 112 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 807469056 + 11645863056 = 28416^2 + 107916^2 .

It is not an unprimeable number, because it can be changed into a prime (12453332113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3324339 + ... + 3328082.

Almost surely, 2^12453332112 is an apocalyptic number.

12453332112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12453332112 is an abundant number, since it is smaller than the sum of its proper divisors (25079632812).

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

12453332112 is a wasteful number, since it uses less digits than its factorization.

12453332112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6652448 (or 6652439 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

Adding to 12453332112 its reverse (21123335421), we get a palindrome (33576667533).

The spelling of 12453332112 in words is "twelve billion, four hundred fifty-three million, three hundred thirty-two thousand, one hundred twelve".