344191912549 has 8 divisors (see below), whose sum is σ = 359207118720. Its totient is φ = 329180901456.

The previous prime is 344191912541. The next prime is 344191912553. The reversal of 344191912549 is 945219191443.

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 344191912549 - 2³ = 344191912541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 344191912496 and 344191912505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344191912541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 880522 + ... + 1209835.

It is an arithmetic number, because the mean of its divisors is an integer number (44900889840).

Almost surely, 2^344191912549 is an apocalyptic number.

It is an amenable number.

344191912549 is a deficient number, since it is larger than the sum of its proper divisors (15015206171).

344191912549 is a wasteful number, since it uses less digits than its factorization.

344191912549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097539.

The product of its digits is 1399680, while the sum is 52.

The spelling of 344191912549 in words is "three hundred forty-four billion, one hundred ninety-one million, nine hundred twelve thousand, five hundred forty-nine".