13523130124424 has 8 divisors (see below), whose sum is σ = 25355868983310. Its totient is φ = 6761565062208.

The previous prime is 13523130124423. The next prime is 13523130124481. The reversal of 13523130124424 is 42442103132531.

It can be written as a sum of positive squares in only one way, i.e., 8367424022500 + 5155706101924 = 2892650^2 + 2270618^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (13523130124423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 845195632769 + ... + 845195632784.

Almost surely, 2^{13523130124424} is an apocalyptic number.

It is an amenable number.

13523130124424 is a deficient number, since it is larger than the sum of its proper divisors (11832738858886).

13523130124424 is a wasteful number, since it uses less digits than its factorization.

13523130124424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1690391265559 (or 1690391265555 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 13523130124424 its reverse (42442103132531), we get a palindrome (55965233256955).

The spelling of 13523130124424 in words is "thirteen trillion, five hundred twenty-three billion, one hundred thirty million, one hundred twenty-four thousand, four hundred twenty-four".