33120134544 has 80 divisors (see below), whose sum is σ = 102929761280. Its totient is φ = 8964846720.

The previous prime is 33120134507. The next prime is 33120134557. The reversal of 33120134544 is 44543102133.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2587612 + ... + 2600379.

It is an arithmetic number, because the mean of its divisors is an integer number (1286622016).

Almost surely, 2^33120134544 is an apocalyptic number.

It is an amenable number.

33120134544 is an abundant number, since it is smaller than the sum of its proper divisors (69809626736).

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

33120134544 is a wasteful number, since it uses less digits than its factorization.

33120134544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5188028 (or 5188022 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 33120134544 its reverse (44543102133), we get a palindrome (77663236677).

The spelling of 33120134544 in words is "thirty-three billion, one hundred twenty million, one hundred thirty-four thousand, five hundred forty-four".