13204340353340 has 48 divisors (see below), whose sum is σ = 27872830218240. Its totient is φ = 5254394710080.

The previous prime is 13204340353333. The next prime is 13204340353361. The reversal of 13204340353340 is 4335304340231.

It is a self number, because there is not a number n which added to its sum of digits gives 13204340353340.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5389235 + ... + 7446645.

It is an arithmetic number, because the mean of its divisors is an integer number (580683962880).

Almost surely, 2^{13204340353340} is an apocalyptic number.

13204340353340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13204340353340 is an abundant number, since it is smaller than the sum of its proper divisors (14668489864900).

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

13204340353340 is a wasteful number, since it uses less digits than its factorization.

13204340353340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059082 (or 2059080 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 35.

Adding to 13204340353340 its reverse (4335304340231), we get a palindrome (17539644693571).

The spelling of 13204340353340 in words is "thirteen trillion, two hundred four billion, three hundred forty million, three hundred fifty-three thousand, three hundred forty".