4444404040413 has 72 divisors (see below), whose sum is σ = 7240962351168. Its totient is φ = 2617180948224.

The previous prime is 4444404040387. The next prime is 4444404040459. The reversal of 4444404040413 is 3140404044444.

It is not a de Polignac number, because 4444404040413 - 2²⁶ = 4444336931549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444404045413) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5533920 + ... + 6285942.

It is an arithmetic number, because the mean of its divisors is an integer number (100568921544).

Almost surely, 2^{4444404040413} is an apocalyptic number.

It is an amenable number.

4444404040413 is a deficient number, since it is larger than the sum of its proper divisors (2796558310755).

4444404040413 is a wasteful number, since it uses less digits than its factorization.

4444404040413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752191 (or 752169 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 36.

Adding to 4444404040413 its reverse (3140404044444), we get a palindrome (7584808084857).

The spelling of 4444404040413 in words is "four trillion, four hundred forty-four billion, four hundred four million, forty thousand, four hundred thirteen".