404000039996 has 24 divisors (see below), whose sum is σ = 816000086496. Its totient is φ = 171428587200.

The previous prime is 404000039977. The next prime is 404000039999. The reversal of 404000039996 is 699930000404.

It is a happy number.

404000039996 is a modest number, since divided by 39996 gives 4040 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404000039999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71425751 + ... + 71431406.

It is an arithmetic number, because the mean of its divisors is an integer number (34000003604).

Almost surely, 2^404000039996 is an apocalyptic number.

It is an amenable number.

404000039996 is an abundant number, since it is smaller than the sum of its proper divisors (412000046500).

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

404000039996 is a wasteful number, since it uses less digits than its factorization.

404000039996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142857269 (or 142857267 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 44.

The spelling of 404000039996 in words is "four hundred four billion, thirty-nine thousand, nine hundred ninety-six".