344304655616 has 72 divisors (see below), whose sum is σ = 727225766400. Its totient is φ = 162237358080.

The previous prime is 344304655603. The next prime is 344304655631. The reversal of 344304655616 is 616556403443.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 743720 + ... + 1114328.

Almost surely, 2^344304655616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 344304655616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (363612883200).

344304655616 is an abundant number, since it is smaller than the sum of its proper divisors (382921110784).

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

344304655616 is a wasteful number, since it uses less digits than its factorization.

344304655616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370835 (or 370821 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 344304655616 in words is "three hundred forty-four billion, three hundred four million, six hundred fifty-five thousand, six hundred sixteen".