344310646144 has 64 divisors (see below), whose sum is σ = 689968188000. Its totient is φ = 171145175040.

The previous prime is 344310646091. The next prime is 344310646151. The reversal of 344310646144 is 441646013443.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 344310646097 and 344310646106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15043029 + ... + 15065899.

Almost surely, 2^344310646144 is an apocalyptic number.

It is an amenable number.

344310646144 is an abundant number, since it is smaller than the sum of its proper divisors (345657541856).

344310646144 is a wasteful number, since it uses less digits than its factorization.

344310646144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23571 (or 23559 counting only the distinct ones).

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

Adding to 344310646144 its reverse (441646013443), we get a palindrome (785956659587).

The spelling of 344310646144 in words is "three hundred forty-four billion, three hundred ten million, six hundred forty-six thousand, one hundred forty-four".