3243444521523 has 8 divisors (see below), whose sum is σ = 4425164618688. Its totient is φ = 2112010386024.

The previous prime is 3243444521509. The next prime is 3243444521533. The reversal of 3243444521523 is 3251254443423.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3243444521523 - 2⁴ = 3243444521507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3243444521533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12571490265 + ... + 12571490522.

It is an arithmetic number, because the mean of its divisors is an integer number (553145577336).

Almost surely, 2^{3243444521523} is an apocalyptic number.

3243444521523 is a deficient number, since it is larger than the sum of its proper divisors (1181720097165).

3243444521523 is a wasteful number, since it uses less digits than its factorization.

3243444521523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25142980833.

The product of its digits is 1382400, while the sum is 42.

Adding to 3243444521523 its reverse (3251254443423), we get a palindrome (6494698964946).

The spelling of 3243444521523 in words is "three trillion, two hundred forty-three billion, four hundred forty-four million, five hundred twenty-one thousand, five hundred twenty-three".