404513808196 has 9 divisors (see below), whose sum is σ = 707901390399. Its totient is φ = 202256268084.

The previous prime is 404513808191. The next prime is 404513808229. The reversal of 404513808196 is 691808315404.

It is a happy number.

The square root of 404513808196 is 636014.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404513808191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1113025 + ... + 1431031.

Almost surely, 2^404513808196 is an apocalyptic number.

404513808196 is the 636014-th square number.

It is an amenable number.

404513808196 is a deficient number, since it is larger than the sum of its proper divisors (303387582203).

404513808196 is an frugal number, since it uses more digits than its factorization.

404513808196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636018 (or 318009 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 49.

Multiplying 404513808196 by its sum of digits (49), we get a square (19821176601604 = 4452098²).

The spelling of 404513808196 in words is "four hundred four billion, five hundred thirteen million, eight hundred eight thousand, one hundred ninety-six".