255055030280 has 16 divisors (see below), whose sum is σ = 573873818220. Its totient is φ = 102022012096.

The previous prime is 255055030267. The next prime is 255055030283. The reversal of 255055030280 is 82030550552.

It can be written as a sum of positive squares in 2 ways, for example, as 252592687396 + 2462342884 = 502586^2 + 49622^2 .

It is a super-2 number, since 2×255055030280² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 255055030280.

It is not an unprimeable number, because it can be changed into a prime (255055030283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3188187839 + ... + 3188187918.

Almost surely, 2^255055030280 is an apocalyptic number.

255055030280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255055030280 is an abundant number, since it is smaller than the sum of its proper divisors (318818787940).

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

255055030280 is a wasteful number, since it uses less digits than its factorization.

255055030280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6376375768 (or 6376375764 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 255055030280 in words is "two hundred fifty-five billion, fifty-five million, thirty thousand, two hundred eighty".