265648875 has 32 divisors (see below), whose sum is σ = 446022720. Its totient is φ = 140403200.

The previous prime is 265648849. The next prime is 265648921. The reversal of 265648875 is 578846562.

It is a happy number.

It is not a de Polignac number, because 265648875 - 2⁸ = 265648619 is a prime.

Its product of digits (3225600) is a multiple of the sum of its prime factors (6400).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39241 + ... + 45509.

It is an arithmetic number, because the mean of its divisors is an integer number (13938210).

Almost surely, 2^265648875 is an apocalyptic number.

265648875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

265648875 is a deficient number, since it is larger than the sum of its proper divisors (180373845).

265648875 is a wasteful number, since it uses less digits than its factorization.

265648875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6400 (or 6390 counting only the distinct ones).

The product of its digits is 3225600, while the sum is 51.

The square root of 265648875 is about 16298.7384481131. The cubic root of 265648875 is about 642.8396564908.

The spelling of 265648875 in words is "two hundred sixty-five million, six hundred forty-eight thousand, eight hundred seventy-five".