343404340433 has 16 divisors (see below), whose sum is σ = 431013916800. Its totient is φ = 265791897600.

The previous prime is 343404340429. The next prime is 343404340453. The reversal of 343404340433 is 334043404343.

It is a cyclic number.

It is not a de Polignac number, because 343404340433 - 2² = 343404340429 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343404340393 and 343404340402.

It is not an unprimeable number, because it can be changed into a prime (343404340403) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 14954288 + ... + 14977233.

It is an arithmetic number, because the mean of its divisors is an integer number (26938369800).

Almost surely, 2^343404340433 is an apocalyptic number.

It is an amenable number.

343404340433 is a deficient number, since it is larger than the sum of its proper divisors (87609576367).

343404340433 is a wasteful number, since it uses less digits than its factorization.

343404340433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29931688.

The product of its (nonzero) digits is 248832, while the sum is 35.

Adding to 343404340433 its reverse (334043404343), we get a palindrome (677447744776).

The spelling of 343404340433 in words is "three hundred forty-three billion, four hundred four million, three hundred forty thousand, four hundred thirty-three".