344003214424340 has 24 divisors (see below), whose sum is σ = 722424470645472. Its totient is φ = 137597910464160.

The previous prime is 344003214424321. The next prime is 344003214424349. The reversal of 344003214424340 is 43424412300443.

It is a junction number, because it is equal to n+sod(n) for n = 344003214424294 and 344003214424303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344003214424349) 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, 210120794 + ... + 211751633.

It is an arithmetic number, because the mean of its divisors is an integer number (30101019610228).

Almost surely, 2^{344003214424340} is an apocalyptic number.

It is an amenable number.

344003214424340 is an abundant number, since it is smaller than the sum of its proper divisors (378421256221132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

344003214424340 is a wasteful number, since it uses less digits than its factorization.

344003214424340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421913207 (or 421913205 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 38.

Adding to 344003214424340 its reverse (43424412300443), we get a palindrome (387427626724783).

The spelling of 344003214424340 in words is "three hundred forty-four trillion, three billion, two hundred fourteen million, four hundred twenty-four thousand, three hundred forty".