304444434304140 has 96 divisors (see below), whose sum is σ = 929077510185216. Its totient is φ = 74037274832640.

The previous prime is 304444434304099. The next prime is 304444434304177. The reversal of 304444434304140 is 41403434444403.

It is a super-2 number, since 2×304444434304140² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 304444434304092 and 304444434304101.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2351220666 + ... + 2351350145.

It is an arithmetic number, because the mean of its divisors is an integer number (9677890731096).

Almost surely, 2^{304444434304140} is an apocalyptic number.

304444434304140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

304444434304140 is an abundant number, since it is smaller than the sum of its proper divisors (624633075881076).

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

304444434304140 is a wasteful number, since it uses less digits than its factorization.

304444434304140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4702570919 (or 4702570917 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 42.

Adding to 304444434304140 its reverse (41403434444403), we get a palindrome (345847868748543).

The spelling of 304444434304140 in words is "three hundred four trillion, four hundred forty-four billion, four hundred thirty-four million, three hundred four thousand, one hundred forty".