404816203900 has 36 divisors (see below), whose sum is σ = 882390453952. Its totient is φ = 161200344960.

The previous prime is 404816203879. The next prime is 404816204027. The reversal of 404816203900 is 9302618404.

It is a self number, because there is not a number n which added to its sum of digits gives 404816203900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9054297 + ... + 9098896.

Almost surely, 2^404816203900 is an apocalyptic number.

It is an amenable number.

404816203900 is an abundant number, since it is smaller than the sum of its proper divisors (477574250052).

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

404816203900 is a wasteful number, since it uses less digits than its factorization.

404816203900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18153430 (or 18153423 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 404816203900 in words is "four hundred four billion, eight hundred sixteen million, two hundred three thousand, nine hundred".