343242211212446 has 64 divisors (see below), whose sum is σ = 644368372118016. Its totient is φ = 133499407651200.

The previous prime is 343242211212437. The next prime is 343242211212487. The reversal of 343242211212446 is 644212112242343.

It is a super-2 number, since 2×343242211212446² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16404221 + ... + 30912503.

It is an arithmetic number, because the mean of its divisors is an integer number (10068255814344).

Almost surely, 2^{343242211212446} is an apocalyptic number.

343242211212446 is a deficient number, since it is larger than the sum of its proper divisors (301126160905570).

343242211212446 is a wasteful number, since it uses less digits than its factorization.

343242211212446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14510497.

The product of its digits is 442368, while the sum is 41.

Adding to 343242211212446 its reverse (644212112242343), we get a palindrome (987454323454789).

The spelling of 343242211212446 in words is "three hundred forty-three trillion, two hundred forty-two billion, two hundred eleven million, two hundred twelve thousand, four hundred forty-six".