12224533152 has 48 divisors (see below), whose sum is σ = 34557818400. Its totient is φ = 3761394432.

The previous prime is 12224533141. The next prime is 12224533187. The reversal of 12224533152 is 25133542221.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4896402 + ... + 4898897.

It is an arithmetic number, because the mean of its divisors is an integer number (719954550).

Almost surely, 2^12224533152 is an apocalyptic number.

12224533152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12224533152 is an abundant number, since it is smaller than the sum of its proper divisors (22333285248).

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

12224533152 is a wasteful number, since it uses less digits than its factorization.

12224533152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9795325 (or 9795317 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The spelling of 12224533152 in words is "twelve billion, two hundred twenty-four million, five hundred thirty-three thousand, one hundred fifty-two".