12533304042 has 64 divisors (see below), whose sum is σ = 32928249600. Its totient is φ = 3457460160.

The previous prime is 12533304037. The next prime is 12533304073. The reversal of 12533304042 is 24040333521.

12533304042 is a `hidden beast` number, since 1 + 253 + 3 + 3 + 0 + 404 + 2 = 666.

12533304042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×12533304042³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 12533303997 and 12533304015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 560709 + ... + 582632.

It is an arithmetic number, because the mean of its divisors is an integer number (514503900).

Almost surely, 2^12533304042 is an apocalyptic number.

12533304042 is an abundant number, since it is smaller than the sum of its proper divisors (20394945558).

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

12533304042 is a wasteful number, since it uses less digits than its factorization.

12533304042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143388 (or 1143382 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 12533304042 its reverse (24040333521), we get a palindrome (36573637563).

The spelling of 12533304042 in words is "twelve billion, five hundred thirty-three million, three hundred four thousand, forty-two".