417942208513 has 4 divisors (see below), whose sum is σ = 418517095360. Its totient is φ = 417367321668.

The previous prime is 417942208511. The next prime is 417942208529. The reversal of 417942208513 is 315802249714.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 417942208513 - 2¹ = 417942208511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (417942208511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287442333 + ... + 287443786.

It is an arithmetic number, because the mean of its divisors is an integer number (104629273840).

Almost surely, 2^417942208513 is an apocalyptic number.

It is an amenable number.

417942208513 is a deficient number, since it is larger than the sum of its proper divisors (574886847).

417942208513 is an equidigital number, since it uses as much as digits as its factorization.

417942208513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574886846.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 417942208513 in words is "four hundred seventeen billion, nine hundred forty-two million, two hundred eight thousand, five hundred thirteen".