12133440265 has 8 divisors (see below), whose sum is σ = 14657848200. Its totient is φ = 9641605632.

The previous prime is 12133440227. The next prime is 12133440271. The reversal of 12133440265 is 56204433121.

12133440265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 27499536 + 12105940729 = 5244^2 + 110027^2 .

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 12133440265 - 2¹¹ = 12133438217 is a prime.

It is an unprimeable number.

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, 8142504 + ... + 8143993.

It is an arithmetic number, because the mean of its divisors is an integer number (1832231025).

Almost surely, 2^12133440265 is an apocalyptic number.

It is an amenable number.

12133440265 is a deficient number, since it is larger than the sum of its proper divisors (2524407935).

12133440265 is a wasteful number, since it uses less digits than its factorization.

12133440265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16286651.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 12133440265 its reverse (56204433121), we get a palindrome (68337873386).

The spelling of 12133440265 in words is "twelve billion, one hundred thirty-three million, four hundred forty thousand, two hundred sixty-five".