4002321043304 has 8 divisors (see below), whose sum is σ = 7504351956210. Its totient is φ = 2001160521648.

The previous prime is 4002321043291. The next prime is 4002321043309. The reversal of 4002321043304 is 4033401232004.

It can be written as a sum of positive squares in only one way, i.e., 3344765476900 + 657555566404 = 1828870^2 + 810898^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (4002321043309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250145065199 + ... + 250145065214.

Almost surely, 2^{4002321043304} is an apocalyptic number.

It is an amenable number.

4002321043304 is a deficient number, since it is larger than the sum of its proper divisors (3502030912906).

4002321043304 is a wasteful number, since it uses less digits than its factorization.

4002321043304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500290130419 (or 500290130415 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 4002321043304 its reverse (4033401232004), we get a palindrome (8035722275308).

The spelling of 4002321043304 in words is "four trillion, two billion, three hundred twenty-one million, forty-three thousand, three hundred four".