418685416807 has 24 divisors (see below), whose sum is σ = 490870509696. Its totient is φ = 356059933488.

The previous prime is 418685416783. The next prime is 418685416829. The reversal of 418685416807 is 708614586814.

It is not a de Polignac number, because 418685416807 - 2²³ = 418677028199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (418685416207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4643718 + ... + 4733020.

It is an arithmetic number, because the mean of its divisors is an integer number (20452937904).

Almost surely, 2^418685416807 is an apocalyptic number.

418685416807 is a deficient number, since it is larger than the sum of its proper divisors (72185092889).

418685416807 is a wasteful number, since it uses less digits than its factorization.

418685416807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90067 (or 90060 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 58.

The spelling of 418685416807 in words is "four hundred eighteen billion, six hundred eighty-five million, four hundred sixteen thousand, eight hundred seven".