13197574243308 has 192 divisors, whose sum is σ = 39563892910080. Its totient is φ = 3328056281088.

The previous prime is 13197574243303. The next prime is 13197574243309. The reversal of 13197574243308 is 80334247579131.

It is not an unprimeable number, because it can be changed into a prime (13197574243303) 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 63 ways as a sum of consecutive naturals, for example, 65628178 + ... + 65828966.

It is an arithmetic number, because the mean of its divisors is an integer number (206061942240).

Almost surely, 2^{13197574243308} 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 13197574243308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19781946455040).

13197574243308 is an abundant number, since it is smaller than the sum of its proper divisors (26366318666772).

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

13197574243308 is a wasteful number, since it uses less digits than its factorization.

13197574243308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203456 (or 203454 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 57.

The spelling of 13197574243308 in words is "thirteen trillion, one hundred ninety-seven billion, five hundred seventy-four million, two hundred forty-three thousand, three hundred eight".