275241883225 has 27 divisors (see below), whose sum is σ = 343417493181. Its totient is φ = 218835751200.

The previous prime is 275241883219. The next prime is 275241883283. The reversal of 275241883225 is 522388142572.

The square root of 275241883225 is 524635.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 111100222489 + 164141660736 = 333317^2 + 405144^2 .

It is a de Polignac number, because none of the positive numbers 2^k-275241883225 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 831546310 + ... + 831546640.

Almost surely, 2^275241883225 is an apocalyptic number.

275241883225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

275241883225 is the 524635-th square number.

275241883225 is the 262318-th centered octagonal number.

It is an amenable number.

275241883225 is a deficient number, since it is larger than the sum of its proper divisors (68175609956).

275241883225 is an frugal number, since it uses more digits than its factorization.

275241883225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306 (or 653 counting only the distinct ones).

The product of its digits is 2150400, while the sum is 49.

Multiplying 275241883225 by its sum of digits (49), we get a square (13486852278025 = 3672445²).

The spelling of 275241883225 in words is "two hundred seventy-five billion, two hundred forty-one million, eight hundred eighty-three thousand, two hundred twenty-five".