33038520172 has 48 divisors (see below), whose sum is σ = 66433326400. Its totient is φ = 14083206912.

The previous prime is 33038520167. The next prime is 33038520173. The reversal of 33038520172 is 27102583033.

It is not an unprimeable number, because it can be changed into a prime (33038520173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4750954 + ... + 4757902.

Almost surely, 2^33038520172 is an apocalyptic number.

It is an amenable number.

33038520172 is an abundant number, since it is smaller than the sum of its proper divisors (33394806228).

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

33038520172 is a wasteful number, since it uses less digits than its factorization.

33038520172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7850 (or 7848 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The spelling of 33038520172 in words is "thirty-three billion, thirty-eight million, five hundred twenty thousand, one hundred seventy-two".