13225502315344 has 80 divisors (see below), whose sum is σ = 29657568312000. Its totient is φ = 5646629652480.

The previous prime is 13225502315321. The next prime is 13225502315359. The reversal of 13225502315344 is 44351320552231.

It is a super-2 number, since 2×13225502315344² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13225502315297 and 13225502315306.

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 15 ways as a sum of consecutive naturals, for example, 2936139 + ... + 5922154.

It is an arithmetic number, because the mean of its divisors is an integer number (370719603900).

Almost surely, 2^{13225502315344} is an apocalyptic number.

It is an amenable number.

13225502315344 is an abundant number, since it is smaller than the sum of its proper divisors (16432065996656).

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

13225502315344 is a wasteful number, since it uses less digits than its factorization.

13225502315344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8858828 (or 8858822 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

Adding to 13225502315344 its reverse (44351320552231), we get a palindrome (57576822867575).

The spelling of 13225502315344 in words is "thirteen trillion, two hundred twenty-five billion, five hundred two million, three hundred fifteen thousand, three hundred forty-four".