404227636456 has 48 divisors (see below), whose sum is σ = 895045554720. Its totient is φ = 167651992800.

The previous prime is 404227636429. The next prime is 404227636457. The reversal of 404227636456 is 654636722404.

It is not an unprimeable number, because it can be changed into a prime (404227636457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3701830 + ... + 3809461.

It is an arithmetic number, because the mean of its divisors is an integer number (18646782390).

Almost surely, 2^404227636456 is an apocalyptic number.

It is an amenable number.

404227636456 is an abundant number, since it is smaller than the sum of its proper divisors (490817918264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404227636456 is a wasteful number, since it uses less digits than its factorization.

404227636456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7511366 (or 7511331 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 49.

The spelling of 404227636456 in words is "four hundred four billion, two hundred twenty-seven million, six hundred thirty-six thousand, four hundred fifty-six".