344500348289 has 4 divisors (see below), whose sum is σ = 346491679956. Its totient is φ = 342509016624.

The previous prime is 344500348267. The next prime is 344500348303. The reversal of 344500348289 is 982843005443.

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 154040550400 + 190459797889 = 392480^2 + 436417^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344500348289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344500348219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 995665574 + ... + 995665919.

It is an arithmetic number, because the mean of its divisors is an integer number (86622919989).

Almost surely, 2^344500348289 is an apocalyptic number.

It is an amenable number.

344500348289 is a deficient number, since it is larger than the sum of its proper divisors (1991331667).

344500348289 is a wasteful number, since it uses less digits than its factorization.

344500348289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991331666.

The product of its (nonzero) digits is 3317760, while the sum is 50.

The spelling of 344500348289 in words is "three hundred forty-four billion, five hundred million, three hundred forty-eight thousand, two hundred eighty-nine".