188005483800 has 144 divisors (see below), whose sum is σ = 631677304440. Its totient is φ = 50111592960.

The previous prime is 188005483763. The next prime is 188005483811. The reversal of 188005483800 is 8384500881.

188005483800 is a `hidden beast` number, since 18 + 80 + 0 + 5 + 483 + 80 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4057564 + ... + 4103636.

Almost surely, 2^188005483800 is an apocalyptic number.

188005483800 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 188005483800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (315838652220).

188005483800 is an abundant number, since it is smaller than the sum of its proper divisors (443671820640).

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

188005483800 is a wasteful number, since it uses less digits than its factorization.

188005483800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48362 (or 48350 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 45.

The spelling of 188005483800 in words is "one hundred eighty-eight billion, five million, four hundred eighty-three thousand, eight hundred".