133681608200 has 96 divisors (see below), whose sum is σ = 355387253760. Its totient is φ = 45810969600.

The previous prime is 133681608133. The next prime is 133681608209. The reversal of 133681608200 is 2806186331.

It is not an unprimeable number, because it can be changed into a prime (133681608209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2932784 + ... + 2978016.

It is an arithmetic number, because the mean of its divisors is an integer number (3701950560).

Almost surely, 2^133681608200 is an apocalyptic number.

133681608200 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 133681608200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177693626880).

133681608200 is an abundant number, since it is smaller than the sum of its proper divisors (221705645560).

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

133681608200 is a wasteful number, since it uses less digits than its factorization.

133681608200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47367 (or 47358 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 133681608200 in words is "one hundred thirty-three billion, six hundred eighty-one million, six hundred eight thousand, two hundred".