33983270028 has 36 divisors (see below), whose sum is σ = 90955224360. Its totient is φ = 10661417856.

The previous prime is 33983269973. The next prime is 33983270033. The reversal of 33983270028 is 82007238933.

It is a happy number.

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

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 11 ways as a sum of consecutive naturals, for example, 27763498 + ... + 27764721.

It is an arithmetic number, because the mean of its divisors is an integer number (2526534010).

Almost surely, 2^33983270028 is an apocalyptic number.

It is an amenable number.

33983270028 is an abundant number, since it is smaller than the sum of its proper divisors (56971954332).

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

33983270028 is a wasteful number, since it uses less digits than its factorization.

33983270028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55528246 (or 55528241 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 33983270028 in words is "thirty-three billion, nine hundred eighty-three million, two hundred seventy thousand, twenty-eight".