441404472413 has 2 divisors, whose sum is σ = 441404472414. Its totient is φ = 441404472412.

The previous prime is 441404472407. The next prime is 441404472449. The reversal of 441404472413 is 314274404144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 439140806329 + 2263666084 = 662677^2 + 47578^2 .

It is a cyclic number.

It is not a de Polignac number, because 441404472413 - 2²⁶ = 441337363549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441404492413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220702236206 + 220702236207.

It is an arithmetic number, because the mean of its divisors is an integer number (220702236207).

Almost surely, 2^441404472413 is an apocalyptic number.

It is an amenable number.

441404472413 is a deficient number, since it is larger than the sum of its proper divisors (1).

441404472413 is an equidigital number, since it uses as much as digits as its factorization.

441404472413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172032, while the sum is 38.

Adding to 441404472413 its reverse (314274404144), we get a palindrome (755678876557).

The spelling of 441404472413 in words is "four hundred forty-one billion, four hundred four million, four hundred seventy-two thousand, four hundred thirteen".