13609563298448 has 20 divisors (see below), whose sum is σ = 28396877267388. Its totient is φ = 6281336906880.

The previous prime is 13609563298421. The next prime is 13609563298501. The reversal of 13609563298448 is 84489236590631.

It can be written as a sum of positive squares in 2 ways, for example, as 2615749859584 + 10993813438864 = 1617328^2 + 3315692^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32715296183 + ... + 32715296598.

Almost surely, 2^{13609563298448} is an apocalyptic number.

It is an amenable number.

13609563298448 is an abundant number, since it is smaller than the sum of its proper divisors (14787313968940).

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

13609563298448 is a wasteful number, since it uses less digits than its factorization.

13609563298448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65430592802 (or 65430592796 counting only the distinct ones).

The product of its (nonzero) digits is 268738560, while the sum is 68.

The spelling of 13609563298448 in words is "thirteen trillion, six hundred nine billion, five hundred sixty-three million, two hundred ninety-eight thousand, four hundred forty-eight".