265041655 has 4 divisors (see below), whose sum is σ = 318049992. Its totient is φ = 212033320.

The previous prime is 265041631. The next prime is 265041677. The reversal of 265041655 is 556140562.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 265041655 - 2¹³ = 265033463 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 265041655.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26504161 + ... + 26504170.

It is an arithmetic number, because the mean of its divisors is an integer number (79512498).

Almost surely, 2^265041655 is an apocalyptic number.

265041655 is a deficient number, since it is larger than the sum of its proper divisors (53008337).

265041655 is an equidigital number, since it uses as much as digits as its factorization.

265041655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53008336.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 265041655 is about 16280.0999689805. The cubic root of 265041655 is about 642.3494820186.

The spelling of 265041655 in words is "two hundred sixty-five million, forty-one thousand, six hundred fifty-five".