265500313 has 8 divisors (see below), whose sum is σ = 286070400. Its totient is φ = 244951248.

The previous prime is 265500289. The next prime is 265500329. The reversal of 265500313 is 313005562.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 265500313 - 2¹⁷ = 265369241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (265500353) 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 7 ways as a sum of consecutive naturals, for example, 29568 + ... + 37486.

It is an arithmetic number, because the mean of its divisors is an integer number (35758800).

Almost surely, 2^265500313 is an apocalyptic number.

It is an amenable number.

265500313 is a deficient number, since it is larger than the sum of its proper divisors (20570087).

265500313 is a wasteful number, since it uses less digits than its factorization.

265500313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10511.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 265500313 is about 16294.1803414593. The cubic root of 265500313 is about 642.7197998400.

Adding to 265500313 its reverse (313005562), we get a palindrome (578505875).

The spelling of 265500313 in words is "two hundred sixty-five million, five hundred thousand, three hundred thirteen".