344424342019 has 4 divisors (see below), whose sum is σ = 346208924296. Its totient is φ = 342639759744.

The previous prime is 344424341981. The next prime is 344424342043. The reversal of 344424342019 is 910243424443.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 910243424443 = 1699 ⋅535752457.

It is a cyclic number.

It is not a de Polignac number, because 344424342019 - 2¹¹ = 344424339971 is a prime.

It is a super-2 number, since 2×344424342019² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344424342049) 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 3 ways as a sum of consecutive naturals, for example, 892290849 + ... + 892291234.

It is an arithmetic number, because the mean of its divisors is an integer number (86552231074).

Almost surely, 2^344424342019 is an apocalyptic number.

344424342019 is a deficient number, since it is larger than the sum of its proper divisors (1784582277).

344424342019 is a wasteful number, since it uses less digits than its factorization.

344424342019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784582276.

The product of its (nonzero) digits is 331776, while the sum is 40.

The spelling of 344424342019 in words is "three hundred forty-four billion, four hundred twenty-four million, three hundred forty-two thousand, nineteen".