1004430421244 has 24 divisors (see below), whose sum is σ = 1765824488736. Its totient is φ = 499910976000.

The previous prime is 1004430421231. The next prime is 1004430421277. The reversal of 1004430421244 is 4421240344001.

It is a super-2 number, since 2×1004430421244² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1970489 + ... + 2427279.

It is an arithmetic number, because the mean of its divisors is an integer number (73576020364).

Almost surely, 2^{1004430421244} is an apocalyptic number.

It is an amenable number.

1004430421244 is a deficient number, since it is larger than the sum of its proper divisors (761394067492).

1004430421244 is a wasteful number, since it uses less digits than its factorization.

1004430421244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459317 (or 459315 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 1004430421244 its reverse (4421240344001), we get a palindrome (5425670765245).

The spelling of 1004430421244 in words is "one trillion, four billion, four hundred thirty million, four hundred twenty-one thousand, two hundred forty-four".