255221303122552 has 32 divisors (see below), whose sum is σ = 515986159333680. Its totient is φ = 117649201628160.

The previous prime is 255221303122547. The next prime is 255221303122663.

255221303122552 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1512894073 + ... + 1513062760.

Almost surely, 2^{255221303122552} is an apocalyptic number.

It is an amenable number.

255221303122552 is an abundant number, since it is smaller than the sum of its proper divisors (260764856211128).

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

255221303122552 is a wasteful number, since it uses less digits than its factorization.

255221303122552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3025957663 (or 3025957659 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

It can be divided in two parts, 25522130 and 3122552, that added together give a palindrome (28644682).

The spelling of 255221303122552 in words is "two hundred fifty-five trillion, two hundred twenty-one billion, three hundred three million, one hundred twenty-two thousand, five hundred fifty-two".