404343333343 has 4 divisors (see below), whose sum is σ = 404348811880. Its totient is φ = 404337854808.

The previous prime is 404343333307. The next prime is 404343333347. The reversal of 404343333343 is 343333343404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 404343333343 - 2²¹ = 404341236191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404343333347) 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 3 ways as a sum of consecutive naturals, for example, 2627028 + ... + 2776681.

It is an arithmetic number, because the mean of its divisors is an integer number (101087202970).

Almost surely, 2^404343333343 is an apocalyptic number.

404343333343 is a deficient number, since it is larger than the sum of its proper divisors (5478537).

404343333343 is an equidigital number, since it uses as much as digits as its factorization.

404343333343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5478536.

The product of its (nonzero) digits is 559872, while the sum is 37.

Adding to 404343333343 its reverse (343333343404), we get a palindrome (747676676747).

The spelling of 404343333343 in words is "four hundred four billion, three hundred forty-three million, three hundred thirty-three thousand, three hundred forty-three".