12196524522 has 64 divisors (see below), whose sum is σ = 30066591744. Its totient is φ = 3211911360.

The previous prime is 12196524521. The next prime is 12196524539. The reversal of 12196524522 is 22542569121.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (12196524521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 361123 + ... + 393449.

It is an arithmetic number, because the mean of its divisors is an integer number (469790496).

Almost surely, 2^12196524522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12196524522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15033295872).

12196524522 is an abundant number, since it is smaller than the sum of its proper divisors (17870067222).

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

12196524522 is a wasteful number, since it uses less digits than its factorization.

12196524522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33043.

The product of its digits is 86400, while the sum is 39.

The spelling of 12196524522 in words is "twelve billion, one hundred ninety-six million, five hundred twenty-four thousand, five hundred twenty-two".