265275025264 has 20 divisors (see below), whose sum is σ = 514157413000. Its totient is φ = 132589241280.

The previous prime is 265275025243. The next prime is 265275025307. The reversal of 265275025264 is 462520572562.

It is a super-3 number, since 3×265275025264³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2971602 + ... + 3059569.

It is an arithmetic number, because the mean of its divisors is an integer number (25707870650).

Almost surely, 2^265275025264 is an apocalyptic number.

It is an amenable number.

265275025264 is a deficient number, since it is larger than the sum of its proper divisors (248882387736).

265275025264 is a wasteful number, since it uses less digits than its factorization.

265275025264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6033928 (or 6033922 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 46.

The spelling of 265275025264 in words is "two hundred sixty-five billion, two hundred seventy-five million, twenty-five thousand, two hundred sixty-four".