404021033300 has 18 divisors (see below), whose sum is σ = 876725642478. Its totient is φ = 161608413280.

The previous prime is 404021033203. The next prime is 404021033357. The reversal of 404021033300 is 3330120404.

It can be written as a sum of positive squares in 3 ways, for example, as 437813776 + 403583219524 = 20924^2 + 635282^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2020105067 + ... + 2020105266.

Almost surely, 2^404021033300 is an apocalyptic number.

It is an amenable number.

404021033300 is an abundant number, since it is smaller than the sum of its proper divisors (472704609178).

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

404021033300 is a wasteful number, since it uses less digits than its factorization.

404021033300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4040210347 (or 4040210340 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 404021033300 its reverse (3330120404), we get a palindrome (407351153704).

The spelling of 404021033300 in words is "four hundred four billion, twenty-one million, thirty-three thousand, three hundred".