343866668343 has 32 divisors (see below), whose sum is σ = 543904761600. Its totient is φ = 190843752960.

The previous prime is 343866668333. The next prime is 343866668381.

343866668343 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 343866668343 - 2⁹ = 343866667831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343866668333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8262393 + ... + 8303906.

It is an arithmetic number, because the mean of its divisors is an integer number (16997023800).

Almost surely, 2^343866668343 is an apocalyptic number.

343866668343 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

343866668343 is a deficient number, since it is larger than the sum of its proper divisors (200038093257).

343866668343 is a wasteful number, since it uses less digits than its factorization.

343866668343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16566367.

The product of its digits is 107495424, while the sum is 60.

The spelling of 343866668343 in words is "three hundred forty-three billion, eight hundred sixty-six million, six hundred sixty-eight thousand, three hundred forty-three".