265242835241 has 4 divisors (see below), whose sum is σ = 270247417092. Its totient is φ = 260238253392.

The previous prime is 265242835217. The next prime is 265242835289. The reversal of 265242835241 is 142538242562.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 212432497216 + 52810338025 = 460904^2 + 229805^2 .

It is a cyclic number.

It is not a de Polignac number, because 265242835241 - 2¹⁰ = 265242834217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 265242835192 and 265242835201.

It is not an unprimeable number, because it can be changed into a prime (265242835141) 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, 2502290846 + ... + 2502290951.

It is an arithmetic number, because the mean of its divisors is an integer number (67561854273).

Almost surely, 2^265242835241 is an apocalyptic number.

It is an amenable number.

265242835241 is a deficient number, since it is larger than the sum of its proper divisors (5004581851).

265242835241 is an equidigital number, since it uses as much as digits as its factorization.

265242835241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5004581850.

The product of its digits is 921600, while the sum is 44.

The spelling of 265242835241 in words is "two hundred sixty-five billion, two hundred forty-two million, eight hundred thirty-five thousand, two hundred forty-one".