195998002200 has 2304 divisors, whose sum is σ = 951539097600. Its totient is φ = 35126784000.

The previous prime is 195998002177. The next prime is 195998002201. The reversal of 195998002200 is 2200899591.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195998002201) by changing a digit.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 6322516185 + ... + 6322516215.

It is an arithmetic number, because the mean of its divisors is an integer number (412994400).

Almost surely, 2^195998002200 is an apocalyptic number.

195998002200 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 195998002200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (475769548800).

195998002200 is an abundant number, since it is smaller than the sum of its proper divisors (755541095400).

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

195998002200 is a wasteful number, since it uses less digits than its factorization.

195998002200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The spelling of 195998002200 in words is "one hundred ninety-five billion, nine hundred ninety-eight million, two thousand, two hundred".