404543104055 has 4 divisors (see below), whose sum is σ = 485451724872. Its totient is φ = 323634483240.

The previous prime is 404543104013. The next prime is 404543104073. The reversal of 404543104055 is 550401345404.

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

It is not a de Polignac number, because 404543104055 - 2⁸ = 404543103799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40454310401 + ... + 40454310410.

It is an arithmetic number, because the mean of its divisors is an integer number (121362931218).

Almost surely, 2^404543104055 is an apocalyptic number.

404543104055 is a deficient number, since it is larger than the sum of its proper divisors (80908620817).

404543104055 is an equidigital number, since it uses as much as digits as its factorization.

404543104055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80908620816.

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 404543104055 its reverse (550401345404), we get a palindrome (954944449459).

The spelling of 404543104055 in words is "four hundred four billion, five hundred forty-three million, one hundred four thousand, fifty-five".