404806608404 has 24 divisors (see below), whose sum is σ = 785911140000. Its totient is φ = 180884307680.

The previous prime is 404806608391. The next prime is 404806608467.

404806608404 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77964779 + ... + 77969970.

It is an arithmetic number, because the mean of its divisors is an integer number (32746297500).

Almost surely, 2^404806608404 is an apocalyptic number.

404806608404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

404806608404 is a deficient number, since it is larger than the sum of its proper divisors (381104531596).

404806608404 is a wasteful number, since it uses less digits than its factorization.

404806608404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155934823 (or 155934821 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 44.

The spelling of 404806608404 in words is "four hundred four billion, eight hundred six million, six hundred eight thousand, four hundred four".