255225445424 has 20 divisors (see below), whose sum is σ = 506560260360. Its totient is φ = 124500216960.

The previous prime is 255225445411. The next prime is 255225445429. The reversal of 255225445424 is 424544522552.

It is not an unprimeable number, because it can be changed into a prime (255225445429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194530934 + ... + 194532245.

It is an arithmetic number, because the mean of its divisors is an integer number (25328013018).

Almost surely, 2^255225445424 is an apocalyptic number.

It is an amenable number.

255225445424 is a deficient number, since it is larger than the sum of its proper divisors (251334814936).

255225445424 is a wasteful number, since it uses less digits than its factorization.

255225445424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389063228 (or 389063222 counting only the distinct ones).

The product of its digits is 2560000, while the sum is 44.

Adding to 255225445424 its reverse (424544522552), we get a palindrome (679769967976).

The spelling of 255225445424 in words is "two hundred fifty-five billion, two hundred twenty-five million, four hundred forty-five thousand, four hundred twenty-four".