13204344455532 has 36 divisors (see below), whose sum is σ = 33379251305400. Its totient is φ = 4401236790912.

The previous prime is 13204344455507. The next prime is 13204344455539. The reversal of 13204344455532 is 23555444340231.

13204344455532 is a `hidden beast` number, since 1 + 3 + 20 + 4 + 3 + 4 + 44 + 55 + 532 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (13204344455539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8045718 + ... + 9546845.

It is an arithmetic number, because the mean of its divisors is an integer number (927201425150).

Almost surely, 2^{13204344455532} is an apocalyptic number.

13204344455532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13204344455532 is an abundant number, since it is smaller than the sum of its proper divisors (20174906849868).

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

13204344455532 is a wasteful number, since it uses less digits than its factorization.

13204344455532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17613422 (or 17613417 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 45.

Adding to 13204344455532 its reverse (23555444340231), we get a palindrome (36759788795763).

The spelling of 13204344455532 in words is "thirteen trillion, two hundred four billion, three hundred forty-four million, four hundred fifty-five thousand, five hundred thirty-two".