133441530566 has 16 divisors (see below), whose sum is σ = 212205887856. Its totient is φ = 62716210176.

The previous prime is 133441530559. The next prime is 133441530589. The reversal of 133441530566 is 665035144331.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2466731 + ... + 2520246.

It is an arithmetic number, because the mean of its divisors is an integer number (13262867991).

Almost surely, 2^133441530566 is an apocalyptic number.

133441530566 is a deficient number, since it is larger than the sum of its proper divisors (78764357290).

133441530566 is a wasteful number, since it uses less digits than its factorization.

133441530566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4987783.

The product of its (nonzero) digits is 388800, while the sum is 41.

Adding to 133441530566 its reverse (665035144331), we get a palindrome (798476674897).

The spelling of 133441530566 in words is "one hundred thirty-three billion, four hundred forty-one million, five hundred thirty thousand, five hundred sixty-six".