12253539734424 has 144 divisors (see below), whose sum is σ = 34298172534600. Its totient is φ = 3952013483520.

The previous prime is 12253539734417. The next prime is 12253539734441. The reversal of 12253539734424 is 42443793535221.

12253539734424 is a `hidden beast` number, since 1 + 2 + 2 + 53 + 53 + 97 + 34 + 424 = 666.

It is a super-2 number, since 2×12253539734424² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 461704947 + ... + 461731485.

Almost surely, 2^{12253539734424} 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 12253539734424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17149086267300).

12253539734424 is an abundant number, since it is smaller than the sum of its proper divisors (22044632800176).

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

12253539734424 is a wasteful number, since it uses less digits than its factorization.

12253539734424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33286 (or 33248 counting only the distinct ones).

The product of its digits is 21772800, while the sum is 54.

The spelling of 12253539734424 in words is "twelve trillion, two hundred fifty-three billion, five hundred thirty-nine million, seven hundred thirty-four thousand, four hundred twenty-four".