12652404365 has 8 divisors (see below), whose sum is σ = 15431785368. Its totient is φ = 9955990080.

The previous prime is 12652404341. The next prime is 12652404367. The reversal of 12652404365 is 56340425621.

12652404365 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 12124324 + 12640280041 = 3482^2 + 112429^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12652404365 - 2⁸ = 12652404109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12652404367) by changing a digit.

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, 20741342 + ... + 20741951.

It is an arithmetic number, because the mean of its divisors is an integer number (1928973171).

Almost surely, 2^12652404365 is an apocalyptic number.

It is an amenable number.

12652404365 is a deficient number, since it is larger than the sum of its proper divisors (2779381003).

12652404365 is an equidigital number, since it uses as much as digits as its factorization.

12652404365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41483359.

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 12652404365 its reverse (56340425621), we get a palindrome (68992829986).

The spelling of 12652404365 in words is "twelve billion, six hundred fifty-two million, four hundred four thousand, three hundred sixty-five".