406417455589 has 2 divisors, whose sum is σ = 406417455590. Its totient is φ = 406417455588.

The previous prime is 406417455541. The next prime is 406417455643. The reversal of 406417455589 is 985554714604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 398486662564 + 7930793025 = 631258^2 + 89055^2 .

It is a cyclic number.

It is not a de Polignac number, because 406417455589 - 2⁹ = 406417455077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (406417455529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203208727794 + 203208727795.

It is an arithmetic number, because the mean of its divisors is an integer number (203208727795).

Almost surely, 2^406417455589 is an apocalyptic number.

It is an amenable number.

406417455589 is a deficient number, since it is larger than the sum of its proper divisors (1).

406417455589 is an equidigital number, since it uses as much as digits as its factorization.

406417455589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192000, while the sum is 58.

The spelling of 406417455589 in words is "four hundred six billion, four hundred seventeen million, four hundred fifty-five thousand, five hundred eighty-nine".