133566214065330 has 256 divisors, whose sum is σ = 344530062987264. Its totient is φ = 33022089584640.

The previous prime is 133566214065299. The next prime is 133566214065331. The reversal of 133566214065330 is 33560412665331.

It is a self number, because there is not a number n which added to its sum of digits gives 133566214065330.

It is not an unprimeable number, because it can be changed into a prime (133566214065331) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4869156715 + ... + 4869184145.

It is an arithmetic number, because the mean of its divisors is an integer number (1345820558544).

Almost surely, 2^{133566214065330} is an apocalyptic number.

133566214065330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133566214065330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172265031493632).

133566214065330 is an abundant number, since it is smaller than the sum of its proper divisors (210963848921934).

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

133566214065330 is a wasteful number, since it uses less digits than its factorization.

133566214065330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28129.

The product of its (nonzero) digits is 3499200, while the sum is 48.

The spelling of 133566214065330 in words is "one hundred thirty-three trillion, five hundred sixty-six billion, two hundred fourteen million, sixty-five thousand, three hundred thirty".