18273380200 has 96 divisors (see below), whose sum is σ = 43585335360. Its totient is φ = 7120678400.

The previous prime is 18273380161. The next prime is 18273380243. The reversal of 18273380200 is 208337281.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8059467 + ... + 8061733.

It is an arithmetic number, because the mean of its divisors is an integer number (454013910).

Almost surely, 2^18273380200 is an apocalyptic number.

18273380200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 18273380200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21792667680).

18273380200 is an abundant number, since it is smaller than the sum of its proper divisors (25311955160).

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

18273380200 is a wasteful number, since it uses less digits than its factorization.

18273380200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3307 (or 3298 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 18273380200 in words is "eighteen billion, two hundred seventy-three million, three hundred eighty thousand, two hundred".