404034343343 has 4 divisors (see below), whose sum is σ = 427801069440. Its totient is φ = 380267617248.

The previous prime is 404034343337. The next prime is 404034343369. The reversal of 404034343343 is 343343430404.

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 404034343343 - 2¹⁰ = 404034342319 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 (404034343313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11883363023 + ... + 11883363056.

It is an arithmetic number, because the mean of its divisors is an integer number (106950267360).

Almost surely, 2^404034343343 is an apocalyptic number.

404034343343 is a deficient number, since it is larger than the sum of its proper divisors (23766726097).

404034343343 is a wasteful number, since it uses less digits than its factorization.

404034343343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23766726096.

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

Adding to 404034343343 its reverse (343343430404), we get a palindrome (747377773747).

The spelling of 404034343343 in words is "four hundred four billion, thirty-four million, three hundred forty-three thousand, three hundred forty-three".