344501313616 has 20 divisors (see below), whose sum is σ = 667494986292. Its totient is φ = 172244542976.

The previous prime is 344501313613. The next prime is 344501313623. The reversal of 344501313616 is 616313105443.

It can be written as a sum of positive squares in 2 ways, for example, as 311230094400 + 33271219216 = 557880^2 + 182404^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344501313613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101286 + ... + 836218.

Almost surely, 2^344501313616 is an apocalyptic number.

It is an amenable number.

344501313616 is a deficient number, since it is larger than the sum of its proper divisors (322993672676).

344501313616 is a wasteful number, since it uses less digits than its factorization.

344501313616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764238 (or 764232 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 344501313616 in words is "three hundred forty-four billion, five hundred one million, three hundred thirteen thousand, six hundred sixteen".