199960200000 has 504 divisors, whose sum is σ = 781595287200. Its totient is φ = 48470400000.

The previous prime is 199960199983. The next prime is 199960200031. The reversal of 199960200000 is 2069991.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 19794951 + ... + 19805049.

It is an arithmetic number, because the mean of its divisors is an integer number (1550784300).

Almost surely, 2^199960200000 is an apocalyptic number.

199960200000 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 199960200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (390797643600).

199960200000 is an abundant number, since it is smaller than the sum of its proper divisors (581635087200).

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

199960200000 is a wasteful number, since it uses less digits than its factorization.

199960200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10153 (or 10120 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

Adding to 199960200000 its reverse (2069991), we get a palindrome (199962269991).

The spelling of 199960200000 in words is "one hundred ninety-nine billion, nine hundred sixty million, two hundred thousand".