1004403224412 has 144 divisors (see below), whose sum is σ = 2962250054400. Its totient is φ = 286834316832.

The previous prime is 1004403224411. The next prime is 1004403224467. The reversal of 1004403224412 is 2144223044001.

1004403224412 is a `hidden beast` number, since 1 + 0 + 0 + 4 + 403 + 2 + 244 + 12 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004403224411) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27184183 + ... + 27221105.

Almost surely, 2^{1004403224412} is an apocalyptic number.

1004403224412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1004403224412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1481125027200).

1004403224412 is an abundant number, since it is smaller than the sum of its proper divisors (1957846829988).

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

1004403224412 is a wasteful number, since it uses less digits than its factorization.

1004403224412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39157 (or 39138 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 1004403224412 its reverse (2144223044001), we get a palindrome (3148626268413).

The spelling of 1004403224412 in words is "one trillion, four billion, four hundred three million, two hundred twenty-four thousand, four hundred twelve".