4004043412213 has 16 divisors (see below), whose sum is σ = 4337894717296. Its totient is φ = 3673948078080.

The previous prime is 4004043412199. The next prime is 4004043412219. The reversal of 4004043412213 is 3122143404004.

It can be written as a sum of positive squares in 8 ways, for example, as 1545491539684 + 2458551872529 = 1243178^2 + 1567977^2 .

It is a cyclic number.

It is not a de Polignac number, because 4004043412213 - 2¹³ = 4004043404021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4004043412219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195445 + ... + 2836597.

It is an arithmetic number, because the mean of its divisors is an integer number (271118419831).

Almost surely, 2^{4004043412213} is an apocalyptic number.

It is an amenable number.

4004043412213 is a deficient number, since it is larger than the sum of its proper divisors (333851305083).

4004043412213 is a wasteful number, since it uses less digits than its factorization.

4004043412213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2641864.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 4004043412213 its reverse (3122143404004), we get a palindrome (7126186816217).

The spelling of 4004043412213 in words is "four trillion, four billion, forty-three million, four hundred twelve thousand, two hundred thirteen".