417368428985 has 4 divisors (see below), whose sum is σ = 500842114788. Its totient is φ = 333894743184.

The previous prime is 417368428951. The next prime is 417368429059. The reversal of 417368428985 is 589824863714.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 589824863714 = 2 ⋅294912431857.

It can be written as a sum of positive squares in 2 ways, for example, as 192149845801 + 225218583184 = 438349^2 + 474572^2 .

It is a cyclic number.

It is not a de Polignac number, because 417368428985 - 2⁶ = 417368428921 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41736842894 + ... + 41736842903.

It is an arithmetic number, because the mean of its divisors is an integer number (125210528697).

Almost surely, 2^417368428985 is an apocalyptic number.

It is an amenable number.

417368428985 is a deficient number, since it is larger than the sum of its proper divisors (83473685803).

417368428985 is an equidigital number, since it uses as much as digits as its factorization.

417368428985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83473685802.

The product of its digits is 92897280, while the sum is 65.

The spelling of 417368428985 in words is "four hundred seventeen billion, three hundred sixty-eight million, four hundred twenty-eight thousand, nine hundred eighty-five".