1838203678200 has 48 divisors (see below), whose sum is σ = 5698431404280. Its totient is φ = 490187647360.

The previous prime is 1838203678169. The next prime is 1838203678211. The reversal of 1838203678200 is 28763028381.

It is a self number, because there is not a number n which added to its sum of digits gives 1838203678200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1531835799 + ... + 1531836998.

Almost surely, 2^{1838203678200} is an apocalyptic number.

1838203678200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1838203678200 is an abundant number, since it is smaller than the sum of its proper divisors (3860227726080).

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

1838203678200 is a wasteful number, since it uses less digits than its factorization.

1838203678200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3063672816 (or 3063672807 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 48.

The spelling of 1838203678200 in words is "one trillion, eight hundred thirty-eight billion, two hundred three million, six hundred seventy-eight thousand, two hundred".