12225502352 has 80 divisors (see below), whose sum is σ = 27721142400. Its totient is φ = 5220931968.

The previous prime is 12225502351. The next prime is 12225502357. The reversal of 12225502352 is 25320552221.

It is not an unprimeable number, because it can be changed into a prime (12225502351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1604183 + ... + 1611785.

It is an arithmetic number, because the mean of its divisors is an integer number (346514280).

Almost surely, 2^12225502352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12225502352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13860571200).

12225502352 is an abundant number, since it is smaller than the sum of its proper divisors (15495640048).

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

12225502352 is an equidigital number, since it uses as much as digits as its factorization.

12225502352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7925 (or 7905 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The spelling of 12225502352 in words is "twelve billion, two hundred twenty-five million, five hundred two thousand, three hundred fifty-two".