1004304020018 has 16 divisors (see below), whose sum is σ = 1622360314176. Its totient is φ = 463518346320.

The previous prime is 1004304020017. The next prime is 1004304020029. The reversal of 1004304020018 is 8100204034001.

It is a junction number, because it is equal to n+sod(n) for n = 1004304019975 and 1004304020002.

It is not an unprimeable number, because it can be changed into a prime (1004304020017) 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, 1922513 + ... + 2388443.

It is an arithmetic number, because the mean of its divisors is an integer number (101397519636).

Almost surely, 2^{1004304020018} is an apocalyptic number.

1004304020018 is a deficient number, since it is larger than the sum of its proper divisors (618056294158).

1004304020018 is a wasteful number, since it uses less digits than its factorization.

1004304020018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548849.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1004304020018 its reverse (8100204034001), we get a palindrome (9104508054019).

The spelling of 1004304020018 in words is "one trillion, four billion, three hundred four million, twenty thousand, eighteen".