343989262989343 has 8 divisors (see below), whose sum is σ = 349822381028256. Its totient is φ = 338183594918400.

The previous prime is 343989262989341. The next prime is 343989262989367.

343989262989343 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 343989262989343 - 2¹ = 343989262989341 is a prime.

It is a super-2 number, since 2×343989262989343² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343989262989341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6862466718 + ... + 6862516843.

It is an arithmetic number, because the mean of its divisors is an integer number (43727797628532).

Almost surely, 2^{343989262989343} is an apocalyptic number.

343989262989343 is a deficient number, since it is larger than the sum of its proper divisors (5833118038913).

343989262989343 is a wasteful number, since it uses less digits than its factorization.

343989262989343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13724983985.

The product of its digits is 13060694016, while the sum is 82.

The spelling of 343989262989343 in words is "three hundred forty-three trillion, nine hundred eighty-nine billion, two hundred sixty-two million, nine hundred eighty-nine thousand, three hundred forty-three".