13531330204 has 36 divisors (see below), whose sum is σ = 28217790720. Its totient is φ = 5657695680.

The previous prime is 13531330193. The next prime is 13531330247. The reversal of 13531330204 is 40203313531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 833884 + ... + 849955.

It is an arithmetic number, because the mean of its divisors is an integer number (783827520).

Almost surely, 2^13531330204 is an apocalyptic number.

13531330204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13531330204 is an abundant number, since it is smaller than the sum of its proper divisors (14686460516).

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

13531330204 is a wasteful number, since it uses less digits than its factorization.

13531330204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683898 (or 1683889 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 13531330204 its reverse (40203313531), we get a palindrome (53734643735).

The spelling of 13531330204 in words is "thirteen billion, five hundred thirty-one million, three hundred thirty thousand, two hundred four".