255555505300 has 18 divisors (see below), whose sum is σ = 554555446718. Its totient is φ = 102222202080.

The previous prime is 255555505267. The next prime is 255555505339. The reversal of 255555505300 is 3505555552.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 73270910596 + 182284594704 = 270686^2 + 426948^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1277777427 + ... + 1277777626.

Almost surely, 2^255555505300 is an apocalyptic number.

255555505300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255555505300 is an abundant number, since it is smaller than the sum of its proper divisors (298999941418).

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

255555505300 is a wasteful number, since it uses less digits than its factorization.

255555505300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555555067 (or 2555555060 counting only the distinct ones).

The product of its (nonzero) digits is 468750, while the sum is 40.

It can be divided in two parts, 255 and 555505300, that added together give a palindrome (555505555).

The spelling of 255555505300 in words is "two hundred fifty-five billion, five hundred fifty-five million, five hundred five thousand, three hundred".