13113551420224 has 56 divisors (see below), whose sum is σ = 26382602413760. Its totient is φ = 6465993329664.

The previous prime is 13113551420197. The next prime is 13113551420261. The reversal of 13113551420224 is 42202415531131.

It is a self number, because there is not a number n which added to its sum of digits gives 13113551420224.

It is a congruent number.

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, 31671367 + ... + 32082745.

Almost surely, 2^{13113551420224} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13113551420224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13191301206880).

13113551420224 is an abundant number, since it is smaller than the sum of its proper divisors (13269050993536).

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

13113551420224 is an equidigital number, since it uses as much as digits as its factorization.

13113551420224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418287 (or 418277 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 13113551420224 its reverse (42202415531131), we get a palindrome (55315966951355).

The spelling of 13113551420224 in words is "thirteen trillion, one hundred thirteen billion, five hundred fifty-one million, four hundred twenty thousand, two hundred twenty-four".