13531554244 has 24 divisors (see below), whose sum is σ = 26094844160. Its totient is φ = 6100091424.

The previous prime is 13531554221. The next prime is 13531554293. The reversal of 13531554244 is 44245513531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3023604 + ... + 3028075.

Almost surely, 2^13531554244 is an apocalyptic number.

It is an amenable number.

13531554244 is a deficient number, since it is larger than the sum of its proper divisors (12563289916).

13531554244 is a wasteful number, since it uses less digits than its factorization.

13531554244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6051739 (or 6051737 counting only the distinct ones).

The product of its digits is 144000, while the sum is 37.

The spelling of 13531554244 in words is "thirteen billion, five hundred thirty-one million, five hundred fifty-four thousand, two hundred forty-four".