13204532550531 has 64 divisors (see below), whose sum is σ = 21041399808000. Its totient is φ = 7206386678400.

The previous prime is 13204532550499. The next prime is 13204532550533. The reversal of 13204532550531 is 13505523540231.

It is not a de Polignac number, because 13204532550531 - 2⁵ = 13204532550499 is a prime.

It is a super-2 number, since 2×13204532550531² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13204532550531.

It is not an unprimeable number, because it can be changed into a prime (13204532550533) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24545170 + ... + 25077368.

It is an arithmetic number, because the mean of its divisors is an integer number (328771872000).

Almost surely, 2^{13204532550531} is an apocalyptic number.

13204532550531 is a deficient number, since it is larger than the sum of its proper divisors (7836867257469).

13204532550531 is a wasteful number, since it uses less digits than its factorization.

13204532550531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532680.

The product of its (nonzero) digits is 270000, while the sum is 39.

The spelling of 13204532550531 in words is "thirteen trillion, two hundred four billion, five hundred thirty-two million, five hundred fifty thousand, five hundred thirty-one".