418385717808 has 40 divisors (see below), whose sum is σ = 1080854759856. Its totient is φ = 139458681600.

The previous prime is 418385717797. The next prime is 418385717857. The reversal of 418385717808 is 808717583814.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2947998 + ... + 3086658.

Almost surely, 2^418385717808 is an apocalyptic number.

418385717808 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

418385717808 is an abundant number, since it is smaller than the sum of its proper divisors (662469042048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

418385717808 is a wasteful number, since it uses less digits than its factorization.

418385717808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201533 (or 201527 counting only the distinct ones).

The product of its (nonzero) digits is 12042240, while the sum is 60.

The spelling of 418385717808 in words is "four hundred eighteen billion, three hundred eighty-five million, seven hundred seventeen thousand, eight hundred eight".