265536025 has 6 divisors (see below), whose sum is σ = 329264702. Its totient is φ = 212428800.

The previous prime is 265535999. The next prime is 265536053. The reversal of 265536025 is 520635562.

It can be written as a sum of positive squares in 3 ways, for example, as 5294601 + 260241424 = 2301^2 + 16132^2 .

It is not a de Polignac number, because 265536025 - 2⁵ = 265535993 is a prime.

It is a Duffinian 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, 5310696 + ... + 5310745.

Almost surely, 2^265536025 is an apocalyptic number.

265536025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

265536025 is a deficient number, since it is larger than the sum of its proper divisors (63728677).

265536025 is a wasteful number, since it uses less digits than its factorization.

265536025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10621451 (or 10621446 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 265536025 is about 16295.2761559907. The cubic root of 265536025 is about 642.7486156007.

The spelling of 265536025 in words is "two hundred sixty-five million, five hundred thirty-six thousand, twenty-five".