255574803144 has 128 divisors (see below), whose sum is σ = 677130451200. Its totient is φ = 80275599360.

The previous prime is 255574803137. The next prime is 255574803157. The reversal of 255574803144 is 441308475552.

It is a junction number, because it is equal to n+sod(n) for n = 255574803093 and 255574803102.

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, 4962277 + ... + 5013515.

It is an arithmetic number, because the mean of its divisors is an integer number (5290081650).

Almost surely, 2^255574803144 is an apocalyptic number.

255574803144 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 255574803144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (338565225600).

255574803144 is an abundant number, since it is smaller than the sum of its proper divisors (421555648056).

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

255574803144 is a wasteful number, since it uses less digits than its factorization.

255574803144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51463 (or 51459 counting only the distinct ones).

The product of its (nonzero) digits is 2688000, while the sum is 48.

The spelling of 255574803144 in words is "two hundred fifty-five billion, five hundred seventy-four million, eight hundred three thousand, one hundred forty-four".