404346821130 has 64 divisors (see below), whose sum is σ = 1232295079680. Its totient is φ = 92422130112.

The previous prime is 404346821129. The next prime is 404346821167. The reversal of 404346821130 is 31128643404.

404346821130 is a `hidden beast` number, since 4 + 0 + 43 + 468 + 21 + 130 = 666.

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 31 ways as a sum of consecutive naturals, for example, 106968169 + ... + 106971948.

It is an arithmetic number, because the mean of its divisors is an integer number (19254610620).

Almost surely, 2^404346821130 is an apocalyptic number.

404346821130 is an abundant number, since it is smaller than the sum of its proper divisors (827948258550).

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

404346821130 is a wasteful number, since it uses less digits than its factorization.

404346821130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213940140 (or 213940134 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 404346821130 in words is "four hundred four billion, three hundred forty-six million, eight hundred twenty-one thousand, one hundred thirty".