344243431010321 has 8 divisors (see below), whose sum is σ = 346203335842920. Its totient is φ = 342288335761408.

The previous prime is 344243431010317. The next prime is 344243431010333. The reversal of 344243431010321 is 123010134342443.

It can be written as a sum of positive squares in 4 ways, for example, as 72045040564225 + 272198390446096 = 8487935^2 + 16498436^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 344243431010321 - 2² = 344243431010317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344243431012321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1202252366 + ... + 1202538663.

It is an arithmetic number, because the mean of its divisors is an integer number (43275416980365).

Almost surely, 2^{344243431010321} is an apocalyptic number.

It is an amenable number.

344243431010321 is a deficient number, since it is larger than the sum of its proper divisors (1959904832599).

344243431010321 is a wasteful number, since it uses less digits than its factorization.

344243431010321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2404791843.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 344243431010321 its reverse (123010134342443), we get a palindrome (467253565352764).

The spelling of 344243431010321 in words is "three hundred forty-four trillion, two hundred forty-three billion, four hundred thirty-one million, ten thousand, three hundred twenty-one".