13532322144452 has 48 divisors (see below), whose sum is σ = 23962270891440. Its totient is φ = 6686179540992.

The previous prime is 13532322144449. The next prime is 13532322144629. The reversal of 13532322144452 is 25444122323531.

It can be written as a sum of positive squares in 8 ways, for example, as 1020778832896 + 12511543311556 = 1010336^2 + 3537166^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 860115578 + ... + 860131310.

It is an arithmetic number, because the mean of its divisors is an integer number (499213976905).

Almost surely, 2^{13532322144452} is an apocalyptic number.

It is an amenable number.

13532322144452 is a deficient number, since it is larger than the sum of its proper divisors (10429948746988).

13532322144452 is a wasteful number, since it uses less digits than its factorization.

13532322144452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19080 (or 19078 counting only the distinct ones).

The product of its digits is 691200, while the sum is 41.

Adding to 13532322144452 its reverse (25444122323531), we get a palindrome (38976444467983).

The spelling of 13532322144452 in words is "thirteen trillion, five hundred thirty-two billion, three hundred twenty-two million, one hundred forty-four thousand, four hundred fifty-two".