255255521030553 has 16 divisors (see below), whose sum is σ = 340785515777600. Its totient is φ = 169948043274240.

The previous prime is 255255521030519. The next prime is 255255521030581. The reversal of 255255521030553 is 355030125552552.

It is not a de Polignac number, because 255255521030553 - 2³⁷ = 255118082077081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255255521030053) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3712303 + ... + 22897428.

It is an arithmetic number, because the mean of its divisors is an integer number (21299094736100).

Almost surely, 2^{255255521030553} is an apocalyptic number.

It is an amenable number.

255255521030553 is a deficient number, since it is larger than the sum of its proper divisors (85529994747047).

255255521030553 is a wasteful number, since it uses less digits than its factorization.

255255521030553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26613912.

The product of its (nonzero) digits is 5625000, while the sum is 48.

The spelling of 255255521030553 in words is "two hundred fifty-five trillion, two hundred fifty-five billion, five hundred twenty-one million, thirty thousand, five hundred fifty-three".