253504203424 has 96 divisors (see below), whose sum is σ = 567099792000. Its totient is φ = 110899160064.

The previous prime is 253504203389. The next prime is 253504203521. The reversal of 253504203424 is 424302405352.

253504203424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 253504203424.

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, 92982 + ... + 718090.

It is an arithmetic number, because the mean of its divisors is an integer number (5907289500).

Almost surely, 2^253504203424 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 253504203424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283549896000).

253504203424 is an abundant number, since it is smaller than the sum of its proper divisors (313595588576).

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

253504203424 is a wasteful number, since it uses less digits than its factorization.

253504203424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625190 (or 625182 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 34.

Adding to 253504203424 its reverse (424302405352), we get a palindrome (677806608776).

The spelling of 253504203424 in words is "two hundred fifty-three billion, five hundred four million, two hundred three thousand, four hundred twenty-four".