255126651444 has 54 divisors (see below), whose sum is σ = 750193849314. Its totient is φ = 72893328480.

The previous prime is 255126651419. The next prime is 255126651467. The reversal of 255126651444 is 444156621552.

255126651444 is a `hidden beast` number, since 2 + 5 + 5 + 126 + 6 + 514 + 4 + 4 = 666.

255126651444 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 163044748944 + 92081902500 = 403788^2 + 303450^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 255126651444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 72313047 + ... + 72316574.

It is an arithmetic number, because the mean of its divisors is an integer number (13892478691).

Almost surely, 2^255126651444 is an apocalyptic number.

It is an amenable number.

255126651444 is an abundant number, since it is smaller than the sum of its proper divisors (495067197870).

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

255126651444 is a wasteful number, since it uses less digits than its factorization.

255126651444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144629645 (or 144629633 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 45.

The spelling of 255126651444 in words is "two hundred fifty-five billion, one hundred twenty-six million, six hundred fifty-one thousand, four hundred forty-four".