265315444241 has 4 divisors (see below), whose sum is σ = 265316483184. Its totient is φ = 265314405300.

The previous prime is 265315444213. The next prime is 265315444249. The reversal of 265315444241 is 142444513562.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-265315444241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (265315444249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158726 + ... + 745536.

It is an arithmetic number, because the mean of its divisors is an integer number (66329120796).

Almost surely, 2^265315444241 is an apocalyptic number.

It is an amenable number.

265315444241 is a deficient number, since it is larger than the sum of its proper divisors (1038943).

265315444241 is an equidigital number, since it uses as much as digits as its factorization.

265315444241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038942.

The product of its digits is 460800, while the sum is 41.

The spelling of 265315444241 in words is "two hundred sixty-five billion, three hundred fifteen million, four hundred forty-four thousand, two hundred forty-one".