12347266265 has 4 divisors (see below), whose sum is σ = 14816719524. Its totient is φ = 9877813008.

The previous prime is 12347266237. The next prime is 12347266273. The reversal of 12347266265 is 56266274321.

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 9307618576 + 3039647689 = 96476^2 + 55133^2 .

It is a cyclic number.

It is not a de Polignac number, because 12347266265 - 2¹⁴ = 12347249881 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, 1234726622 + ... + 1234726631.

It is an arithmetic number, because the mean of its divisors is an integer number (3704179881).

Almost surely, 2^12347266265 is an apocalyptic number.

It is an amenable number.

12347266265 is a deficient number, since it is larger than the sum of its proper divisors (2469453259).

12347266265 is an equidigital number, since it uses as much as digits as its factorization.

12347266265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2469453258.

The product of its digits is 725760, while the sum is 44.

The spelling of 12347266265 in words is "twelve billion, three hundred forty-seven million, two hundred sixty-six thousand, two hundred sixty-five".