33153049900 has 72 divisors (see below), whose sum is σ = 73280778480. Its totient is φ = 13015200000.

The previous prime is 33153049871. The next prime is 33153049901. The reversal of 33153049900 is 994035133.

It is a self number, because there is not a number n which added to its sum of digits gives 33153049900.

It is not an unprimeable number, because it can be changed into a prime (33153049901) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 3895650 + ... + 3904150.

It is an arithmetic number, because the mean of its divisors is an integer number (1017788590).

Almost surely, 2^33153049900 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 33153049900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36640389240).

33153049900 is an abundant number, since it is smaller than the sum of its proper divisors (40127728580).

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

33153049900 is a wasteful number, since it uses less digits than its factorization.

33153049900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9235 (or 9228 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 37.

The spelling of 33153049900 in words is "thirty-three billion, one hundred fifty-three million, forty-nine thousand, nine hundred".