13201333511553 has 12 divisors (see below), whose sum is σ = 20802101291088. Its totient is φ = 8000808188760.

The previous prime is 13201333511549. The next prime is 13201333511573. The reversal of 13201333511553 is 35511533310231.

13201333511553 is a `hidden beast` number, since 1 + 3 + 2 + 0 + 133 + 3 + 511 + 5 + 5 + 3 = 666.

It is not a de Polignac number, because 13201333511553 - 2² = 13201333511549 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13201333511573) 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, 66673401475 + ... + 66673401672.

It is an arithmetic number, because the mean of its divisors is an integer number (1733508440924).

Almost surely, 2^{13201333511553} is an apocalyptic number.

It is an amenable number.

13201333511553 is a deficient number, since it is larger than the sum of its proper divisors (7600767779535).

13201333511553 is a wasteful number, since it uses less digits than its factorization.

13201333511553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133346803164 (or 133346803161 counting only the distinct ones).

The product of its (nonzero) digits is 60750, while the sum is 36.

Adding to 13201333511553 its reverse (35511533310231), we get a palindrome (48712866821784).

The spelling of 13201333511553 in words is "thirteen trillion, two hundred one billion, three hundred thirty-three million, five hundred eleven thousand, five hundred fifty-three".