12344555165 has 8 divisors (see below), whose sum is σ = 14817587928. Its totient is φ = 9872896320.

The previous prime is 12344555149. The next prime is 12344555173. The reversal of 12344555165 is 56155544321.

It can be written as a sum of positive squares in 4 ways, for example, as 2263190329 + 10081364836 = 47573^2 + 100406^2 .

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

It is not a de Polignac number, because 12344555165 - 2⁴ = 12344555149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 323606 + ... + 359735.

It is an arithmetic number, because the mean of its divisors is an integer number (1852198491).

Almost surely, 2^12344555165 is an apocalyptic number.

It is an amenable number.

12344555165 is a deficient number, since it is larger than the sum of its proper divisors (2473032763).

12344555165 is an equidigital number, since it uses as much as digits as its factorization.

12344555165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686959.

The product of its digits is 360000, while the sum is 41.

The spelling of 12344555165 in words is "twelve billion, three hundred forty-four million, five hundred fifty-five thousand, one hundred sixty-five".