133155200000 has 132 divisors (see below), whose sum is σ = 332712158184. Its totient is φ = 53260800000.

The previous prime is 133155199997. The next prime is 133155200047. The reversal of 133155200000 is 2551331.

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3179195 + ... + 3220805.

Almost surely, 2^133155200000 is an apocalyptic number.

133155200000 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 133155200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166356079092).

133155200000 is an abundant number, since it is smaller than the sum of its proper divisors (199556958184).

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

133155200000 is an frugal number, since it uses more digits than its factorization.

133155200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41656 (or 41618 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 20.

Adding to 133155200000 its reverse (2551331), we get a palindrome (133157751331).

The spelling of 133155200000 in words is "one hundred thirty-three billion, one hundred fifty-five million, two hundred thousand".