255311355300 has 144 divisors (see below), whose sum is σ = 759579300480. Its totient is φ = 66163184640.

The previous prime is 255311355293. The next prime is 255311355311. The reversal of 255311355300 is 3553113552.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9499281 + ... + 9526119.

Almost surely, 2^255311355300 is an apocalyptic number.

255311355300 is a gapful number since it is divisible by the number (20) 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 255311355300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379789650240).

255311355300 is an abundant number, since it is smaller than the sum of its proper divisors (504267945180).

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

255311355300 is a wasteful number, since it uses less digits than its factorization.

255311355300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27750 (or 27743 counting only the distinct ones).

The product of its (nonzero) digits is 33750, while the sum is 33.

Adding to 255311355300 its reverse (3553113552), we get a palindrome (258864468852).

It can be divided in two parts, 25531 and 1355300, that added together give a palindrome (1380831).

The spelling of 255311355300 in words is "two hundred fifty-five billion, three hundred eleven million, three hundred fifty-five thousand, three hundred".