133442522532 has 108 divisors (see below), whose sum is σ = 375054969744. Its totient is φ = 39673832640.

The previous prime is 133442522489. The next prime is 133442522539. The reversal of 133442522532 is 235225244331.

133442522532 is a `hidden beast` number, since 1 + 3 + 3 + 4 + 425 + 225 + 3 + 2 = 666.

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 (133442522539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1052383 + ... + 1172345.

Almost surely, 2^133442522532 is an apocalyptic number.

133442522532 is a gapful number since it is divisible by the number (12) 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 133442522532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187527484872).

133442522532 is an abundant number, since it is smaller than the sum of its proper divisors (241612447212).

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

133442522532 is a wasteful number, since it uses less digits than its factorization.

133442522532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120090 (or 120032 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

Adding to 133442522532 its reverse (235225244331), we get a palindrome (368667766863).

The spelling of 133442522532 in words is "one hundred thirty-three billion, four hundred forty-two million, five hundred twenty-two thousand, five hundred thirty-two".