423380205836 has 18 divisors (see below), whose sum is σ = 861881133708. Its totient is φ = 181448659560.

The previous prime is 423380205823. The next prime is 423380205883. The reversal of 423380205836 is 638502083324.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1080051350 + ... + 1080051741.

It is an arithmetic number, because the mean of its divisors is an integer number (47882285206).

Almost surely, 2^423380205836 is an apocalyptic number.

It is an amenable number.

423380205836 is an abundant number, since it is smaller than the sum of its proper divisors (438500927872).

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

423380205836 is a wasteful number, since it uses less digits than its factorization.

423380205836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2160103109 (or 2160103100 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 423380205836 in words is "four hundred twenty-three billion, three hundred eighty million, two hundred five thousand, eight hundred thirty-six".