344297859361 has 3 divisors (see below), whose sum is σ = 344298446131. Its totient is φ = 344297272592.

The previous prime is 344297859359. The next prime is 344297859419. The reversal of 344297859361 is 163958792443.

It is a happy number.

The square root of 344297859361 is 586769.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 184873340961 + 159424518400 = 429969^2 + 399280^2 .

It is not a de Polignac number, because 344297859361 - 2¹ = 344297859359 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 344297859361.

It is not an unprimeable number, because it can be changed into a prime (344297859761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 293385 + ... + 880153.

Almost surely, 2^344297859361 is an apocalyptic number.

344297859361 is the 586769-th square number.

344297859361 is the 293385-th centered octagonal number.

It is an amenable number.

344297859361 is a deficient number, since it is larger than the sum of its proper divisors (586770).

344297859361 is an frugal number, since it uses more digits than its factorization.

344297859361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173538 (or 586769 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 61.

The spelling of 344297859361 in words is "three hundred forty-four billion, two hundred ninety-seven million, eight hundred fifty-nine thousand, three hundred sixty-one".