404012203044 has 24 divisors (see below), whose sum is σ = 943921033440. Its totient is φ = 134495606784.

The previous prime is 404012203043. The next prime is 404012203069. The reversal of 404012203044 is 440302210404.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (404012203043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21881334 + ... + 21899789.

It is an arithmetic number, because the mean of its divisors is an integer number (39330043060).

Almost surely, 2^404012203044 is an apocalyptic number.

It is an amenable number.

404012203044 is an abundant number, since it is smaller than the sum of its proper divisors (539908830396).

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

404012203044 is a wasteful number, since it uses less digits than its factorization.

404012203044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43781899 (or 43781897 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 404012203044 its reverse (440302210404), we get a palindrome (844314413448).

The spelling of 404012203044 in words is "four hundred four billion, twelve million, two hundred three thousand, forty-four".