404506605404 has 12 divisors (see below), whose sum is σ = 772239883128. Its totient is φ = 183866638800.

The previous prime is 404506605389. The next prime is 404506605493.

404506605404 is nontrivially palindromic in base 10.

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, 4596665927 + ... + 4596666014.

It is an arithmetic number, because the mean of its divisors is an integer number (64353323594).

Almost surely, 2^404506605404 is an apocalyptic number.

404506605404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

404506605404 is a deficient number, since it is larger than the sum of its proper divisors (367733277724).

404506605404 is a wasteful number, since it uses less digits than its factorization.

404506605404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9193331956 (or 9193331954 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 38.

The spelling of 404506605404 in words is "four hundred four billion, five hundred six million, six hundred five thousand, four hundred four".