255044305533025 has 24 divisors (see below), whose sum is σ = 334931784478200. Its totient is φ = 191991143592960.

The previous prime is 255044305533011. The next prime is 255044305533109. The reversal of 255044305533025 is 520335503440552.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 177895837729 + 254866409695296 = 421777^2 + 15964536^2 .

It is not a de Polignac number, because 255044305533025 - 2⁷ = 255044305532897 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64026694 + ... + 67893343.

It is an arithmetic number, because the mean of its divisors is an integer number (13955491019925).

Almost surely, 2^{255044305533025} is an apocalyptic number.

255044305533025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

255044305533025 is a deficient number, since it is larger than the sum of its proper divisors (79887478945175).

255044305533025 is a wasteful number, since it uses less digits than its factorization.

255044305533025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131924613 (or 131924608 counting only the distinct ones).

The product of its (nonzero) digits is 5400000, while the sum is 46.

Adding to 255044305533025 its reverse (520335503440552), we get a palindrome (775379808973577).

The spelling of 255044305533025 in words is "two hundred fifty-five trillion, forty-four billion, three hundred five million, five hundred thirty-three thousand, twenty-five".