265039955 has 4 divisors (see below), whose sum is σ = 318047952. Its totient is φ = 212031960.

The previous prime is 265039933. The next prime is 265039967. The reversal of 265039955 is 559930562.

265039955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 265039955 - 2⁶ = 265039891 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26503991 + ... + 26504000.

It is an arithmetic number, because the mean of its divisors is an integer number (79511988).

Almost surely, 2^265039955 is an apocalyptic number.

265039955 is a deficient number, since it is larger than the sum of its proper divisors (53007997).

265039955 is an equidigital number, since it uses as much as digits as its factorization.

265039955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53007996.

The product of its (nonzero) digits is 364500, while the sum is 44.

The square root of 265039955 is about 16280.0477579152. The cubic root of 265039955 is about 642.3481086540.

The spelling of 265039955 in words is "two hundred sixty-five million, thirty-nine thousand, nine hundred fifty-five".