255014203320225 has 72 divisors (see below), whose sum is σ = 483638220029952. Its totient is φ = 128004142886400.

The previous prime is 255014203320221. The next prime is 255014203320251. The reversal of 255014203320225 is 522023302410552.

It is a happy number.

255014203320225 is a `hidden beast` number, since 2 + 5 + 5 + 0 + 1 + 420 + 3 + 3 + 2 + 0 + 225 = 666.

It is not a de Polignac number, because 255014203320225 - 2² = 255014203320221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255014203320225.

It is not an unprimeable number, because it can be changed into a prime (255014203320221) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 167968864 + ... + 169480286.

It is an arithmetic number, because the mean of its divisors is an integer number (6717197500416).

Almost surely, 2^{255014203320225} is an apocalyptic number.

255014203320225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

255014203320225 is a deficient number, since it is larger than the sum of its proper divisors (228624016709727).

255014203320225 is a wasteful number, since it uses less digits than its factorization.

255014203320225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555567 (or 1555559 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 255014203320225 its reverse (522023302410552), we get a palindrome (777037505730777).

The spelling of 255014203320225 in words is "two hundred fifty-five trillion, fourteen billion, two hundred three million, three hundred twenty thousand, two hundred twenty-five".