133020540044 has 12 divisors (see below), whose sum is σ = 266041080144. Its totient is φ = 57008802864.

The previous prime is 133020540041. The next prime is 133020540071. The reversal of 133020540044 is 440045020331.

133020540044 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 133020539995 and 133020540022.

It is not an unprimeable number, because it can be changed into a prime (133020540041) 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 3 ways as a sum of consecutive naturals, for example, 2375366759 + ... + 2375366814.

It is an arithmetic number, because the mean of its divisors is an integer number (22170090012).

Almost surely, 2^133020540044 is an apocalyptic number.

133020540044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

133020540044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

133020540044 is a wasteful number, since it uses less digits than its factorization.

133020540044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4750733584 (or 4750733582 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 133020540044 its reverse (440045020331), we get a palindrome (573065560375).

The spelling of 133020540044 in words is "one hundred thirty-three billion, twenty million, five hundred forty thousand, forty-four".