255513532224 has 224 divisors, whose sum is σ = 725749770240. Its totient is φ = 79185254400.

The previous prime is 255513532199. The next prime is 255513532231. The reversal of 255513532224 is 422235315552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16991589 + ... + 17006619.

Almost surely, 2^255513532224 is an apocalyptic number.

255513532224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255513532224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362874885120).

255513532224 is an abundant number, since it is smaller than the sum of its proper divisors (470236238016).

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

255513532224 is a wasteful number, since it uses less digits than its factorization.

255513532224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15189 (or 15179 counting only the distinct ones).

The product of its digits is 360000, while the sum is 39.

Adding to 255513532224 its reverse (422235315552), we get a palindrome (677748847776).

The spelling of 255513532224 in words is "two hundred fifty-five billion, five hundred thirteen million, five hundred thirty-two thousand, two hundred twenty-four".