13531335044244 has 24 divisors (see below), whose sum is σ = 31785015208800. Its totient is φ = 4480173571104.

The previous prime is 13531335044207. The next prime is 13531335044267. The reversal of 13531335044244 is 44244053313531.

It is a junction number, because it is equal to n+sod(n) for n = 13531335044196 and 13531335044205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3783928594 + ... + 3783932169.

It is an arithmetic number, because the mean of its divisors is an integer number (1324375633700).

Almost surely, 2^{13531335044244} is an apocalyptic number.

It is an amenable number.

13531335044244 is an abundant number, since it is smaller than the sum of its proper divisors (18253680164556).

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

13531335044244 is a wasteful number, since it uses less digits than its factorization.

13531335044244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7567860919 (or 7567860917 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 42.

Adding to 13531335044244 its reverse (44244053313531), we get a palindrome (57775388357775).

The spelling of 13531335044244 in words is "thirteen trillion, five hundred thirty-one billion, three hundred thirty-five million, forty-four thousand, two hundred forty-four".