683418218812 has 18 divisors (see below), whose sum is σ = 1391244231552. Its totient is φ = 292893522264.

The previous prime is 683418218773. The next prime is 683418218831. The reversal of 683418218812 is 218812814386.

It is a self number, because there is not a number n which added to its sum of digits gives 683418218812.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1743413628 + ... + 1743414019.

Almost surely, 2^683418218812 is an apocalyptic number.

It is an amenable number.

683418218812 is an abundant number, since it is smaller than the sum of its proper divisors (707826012740).

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

683418218812 is a wasteful number, since it uses less digits than its factorization.

683418218812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3486827665 (or 3486827656 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 52.

The spelling of 683418218812 in words is "six hundred eighty-three billion, four hundred eighteen million, two hundred eighteen thousand, eight hundred twelve".