13254521151344 has 80 divisors (see below), whose sum is σ = 28375364131296. Its totient is φ = 5947648819200.

The previous prime is 13254521151343. The next prime is 13254521151349. The reversal of 13254521151344 is 44315112545231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13254521151343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5799764 + ... + 7755404.

Almost surely, 2^{13254521151344} 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 13254521151344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14187682065648).

13254521151344 is an abundant number, since it is smaller than the sum of its proper divisors (15120842979952).

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

13254521151344 is a wasteful number, since it uses less digits than its factorization.

13254521151344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1956154 (or 1956148 counting only the distinct ones).

The product of its digits is 288000, while the sum is 41.

Adding to 13254521151344 its reverse (44315112545231), we get a palindrome (57569633696575).

The spelling of 13254521151344 in words is "thirteen trillion, two hundred fifty-four billion, five hundred twenty-one million, one hundred fifty-one thousand, three hundred forty-four".