343453343354343 has 8 divisors (see below), whose sum is σ = 508819767932400. Its totient is φ = 228968895569544.

The previous prime is 343453343354321. The next prime is 343453343354419.

343453343354343 is a `hidden beast` number, since 3 + 4 + 3 + 4 + 53 + 3 + 4 + 3 + 3 + 543 + 43 = 666.

343453343354343 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 343453343354343 - 2²⁸ = 343453074918887 is a prime.

It is a super-2 number, since 2×343453343354343² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 343453343354343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343453343354543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6360247099128 + ... + 6360247099181.

It is an arithmetic number, because the mean of its divisors is an integer number (63602470991550).

Almost surely, 2^{343453343354343} is an apocalyptic number.

343453343354343 is a deficient number, since it is larger than the sum of its proper divisors (165366424578057).

343453343354343 is a wasteful number, since it uses less digits than its factorization.

343453343354343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12720494198318 (or 12720494198312 counting only the distinct ones).

The product of its digits is 167961600, while the sum is 54.

The spelling of 343453343354343 in words is "three hundred forty-three trillion, four hundred fifty-three billion, three hundred forty-three million, three hundred fifty-four thousand, three hundred forty-three".