12522153232 has 20 divisors (see below), whose sum is σ = 24267978000. Its totient is φ = 6259449248.

The previous prime is 12522153229. The next prime is 12522153257. The reversal of 12522153232 is 23235122521.

It is a self number, because there is not a number n which added to its sum of digits gives 12522153232.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36982 + ... + 162517.

It is an arithmetic number, because the mean of its divisors is an integer number (1213398900).

Almost surely, 2^12522153232 is an apocalyptic number.

It is an amenable number.

12522153232 is a deficient number, since it is larger than the sum of its proper divisors (11745824768).

12522153232 is a wasteful number, since it uses less digits than its factorization.

12522153232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203430 (or 203424 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

Adding to 12522153232 its reverse (23235122521), we get a palindrome (35757275753).

The spelling of 12522153232 in words is "twelve billion, five hundred twenty-two million, one hundred fifty-three thousand, two hundred thirty-two".