265625253 has 24 divisors (see below), whose sum is σ = 391244256. Its totient is φ = 173628000.

The previous prime is 265625251. The next prime is 265625279. The reversal of 265625253 is 352526562.

265625253 is a `hidden beast` number, since 2 + 6 + 5 + 625 + 25 + 3 = 666.

It is not a de Polignac number, because 265625253 - 2¹ = 265625251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265625251) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 95898 + ... + 98628.

It is an arithmetic number, because the mean of its divisors is an integer number (16301844).

Almost surely, 2^265625253 is an apocalyptic number.

It is an amenable number.

265625253 is a deficient number, since it is larger than the sum of its proper divisors (125619003).

265625253 is a wasteful number, since it uses less digits than its factorization.

265625253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2945 (or 2942 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 265625253 is about 16298.0137746905. The cubic root of 265625253 is about 642.8206017537.

The spelling of 265625253 in words is "two hundred sixty-five million, six hundred twenty-five thousand, two hundred fifty-three".