404664444336 has 80 divisors (see below), whose sum is σ = 1085963493888. Its totient is φ = 129744652800.

The previous prime is 404664444323. The next prime is 404664444337. The reversal of 404664444336 is 633444466404.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (404664444337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1308316 + ... + 1587771.

Almost surely, 2^404664444336 is an apocalyptic number.

It is an amenable number.

404664444336 is an abundant number, since it is smaller than the sum of its proper divisors (681299049552).

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

404664444336 is a wasteful number, since it uses less digits than its factorization.

404664444336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2896210 (or 2896204 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 48.

The spelling of 404664444336 in words is "four hundred four billion, six hundred sixty-four million, four hundred forty-four thousand, three hundred thirty-six".