404204042441011 has 4 divisors (see below), whose sum is σ = 427980750819912. Its totient is φ = 380427334062112.

The previous prime is 404204042440969. The next prime is 404204042441027. The reversal of 404204042441011 is 110144240402404.

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 404204042441011 - 2⁷ = 404204042440883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404204042447011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11888354189425 + ... + 11888354189458.

It is an arithmetic number, because the mean of its divisors is an integer number (106995187704978).

Almost surely, 2^{404204042441011} is an apocalyptic number.

404204042441011 is a deficient number, since it is larger than the sum of its proper divisors (23776708378901).

404204042441011 is a wasteful number, since it uses less digits than its factorization.

404204042441011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23776708378900.

The product of its (nonzero) digits is 16384, while the sum is 31.

Adding to 404204042441011 its reverse (110144240402404), we get a palindrome (514348282843415).

The spelling of 404204042441011 in words is "four hundred four trillion, two hundred four billion, forty-two million, four hundred forty-one thousand, eleven".