12525333312 has 56 divisors (see below), whose sum is σ = 33194849536. Its totient is φ = 4168194048.

The previous prime is 12525333299. The next prime is 12525333319. The reversal of 12525333312 is 21333352521.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12525333312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12525333319) 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, 62808 + ... + 170280.

Almost surely, 2^12525333312 is an apocalyptic number.

12525333312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12525333312 is an abundant number, since it is smaller than the sum of its proper divisors (20669516224).

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

12525333312 is a wasteful number, since it uses less digits than its factorization.

12525333312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108095 (or 108085 counting only the distinct ones).

The product of its digits is 16200, while the sum is 30.

Adding to 12525333312 its reverse (21333352521), we get a palindrome (33858685833).

The spelling of 12525333312 in words is "twelve billion, five hundred twenty-five million, three hundred thirty-three thousand, three hundred twelve".