266265125 has 16 divisors (see below), whose sum is σ = 379771392. Its totient is φ = 182581200.

The previous prime is 266265119. The next prime is 266265137. The reversal of 266265125 is 521562662.

It is not a de Polignac number, because 266265125 - 2¹⁰ = 266264101 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 151277 + ... + 153026.

It is an arithmetic number, because the mean of its divisors is an integer number (23735712).

Almost surely, 2^266265125 is an apocalyptic number.

266265125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

266265125 is a deficient number, since it is larger than the sum of its proper divisors (113506267).

266265125 is an equidigital number, since it uses as much as digits as its factorization.

266265125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304325 (or 304315 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 266265125 is about 16317.6323343799. The cubic root of 266265125 is about 643.3363572631.

The spelling of 266265125 in words is "two hundred sixty-six million, two hundred sixty-five thousand, one hundred twenty-five".