133534206252 has 36 divisors (see below), whose sum is σ = 340699433256. Its totient is φ = 44095406400.

The previous prime is 133534206233. The next prime is 133534206257. The reversal of 133534206252 is 252602435331.

133534206252 is a `hidden beast` number, since 1 + 3 + 3 + 5 + 3 + 4 + 20 + 625 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is not an unprimeable number, because it can be changed into a prime (133534206257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17329249 + ... + 17336952.

It is an arithmetic number, because the mean of its divisors is an integer number (9463873146).

Almost surely, 2^133534206252 is an apocalyptic number.

133534206252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133534206252 is an abundant number, since it is smaller than the sum of its proper divisors (207165227004).

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

133534206252 is a wasteful number, since it uses less digits than its factorization.

133534206252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34666318 (or 34666313 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 133534206252 in words is "one hundred thirty-three billion, five hundred thirty-four million, two hundred six thousand, two hundred fifty-two".