343444367440 has 20 divisors (see below), whose sum is σ = 798508154484. Its totient is φ = 137377746944.

The previous prime is 343444367411. The next prime is 343444367489. The reversal of 343444367440 is 44763444343.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 163607306256 + 179837061184 = 404484^2 + 424072^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2146527217 + ... + 2146527376.

Almost surely, 2^343444367440 is an apocalyptic number.

It is an amenable number.

343444367440 is an abundant number, since it is smaller than the sum of its proper divisors (455063787044).

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

343444367440 is a wasteful number, since it uses less digits than its factorization.

343444367440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4293054606 (or 4293054600 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 46.

The spelling of 343444367440 in words is "three hundred forty-three billion, four hundred forty-four million, three hundred sixty-seven thousand, four hundred forty".