12652044263 has 4 divisors (see below), whose sum is σ = 13202133168. Its totient is φ = 12101955360.

The previous prime is 12652044253. The next prime is 12652044271. The reversal of 12652044263 is 36244025621.

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

It is a cyclic number.

It is not a de Polignac number, because 12652044263 - 2⁴ = 12652044247 is a prime.

It is a super-2 number, since 2×12652044263² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12652044203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275044418 + ... + 275044463.

It is an arithmetic number, because the mean of its divisors is an integer number (3300533292).

Almost surely, 2^12652044263 is an apocalyptic number.

12652044263 is a deficient number, since it is larger than the sum of its proper divisors (550088905).

12652044263 is an equidigital number, since it uses as much as digits as its factorization.

12652044263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550088904.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 12652044263 its reverse (36244025621), we get a palindrome (48896069884).

The spelling of 12652044263 in words is "twelve billion, six hundred fifty-two million, forty-four thousand, two hundred sixty-three".