33105560232 has 128 divisors (see below), whose sum is σ = 92060064000. Its totient is φ = 9867399168.

The previous prime is 33105560231. The next prime is 33105560239. The reversal of 33105560232 is 23206550133.

It is a self number, because there is not a number n which added to its sum of digits gives 33105560232.

It is not an unprimeable number, because it can be changed into a prime (33105560231) 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 31 ways as a sum of consecutive naturals, for example, 1386378 + ... + 1410054.

It is an arithmetic number, because the mean of its divisors is an integer number (719219250).

Almost surely, 2^33105560232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33105560232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46030032000).

33105560232 is an abundant number, since it is smaller than the sum of its proper divisors (58954503768).

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

33105560232 is a wasteful number, since it uses less digits than its factorization.

33105560232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23875 (or 23871 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

The spelling of 33105560232 in words is "thirty-three billion, one hundred five million, five hundred sixty thousand, two hundred thirty-two".