33149964832 has 24 divisors (see below), whose sum is σ = 66090124800. Its totient is φ = 16365171264.

The previous prime is 33149964821. The next prime is 33149964833. The reversal of 33149964832 is 23846994133.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 33149964832.

It is not an unprimeable number, because it can be changed into a prime (33149964833) 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 3 ways as a sum of consecutive naturals, for example, 6554032 + ... + 6559087.

It is an arithmetic number, because the mean of its divisors is an integer number (2753755200).

Almost surely, 2^33149964832 is an apocalyptic number.

33149964832 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

33149964832 is a deficient number, since it is larger than the sum of its proper divisors (32940159968).

33149964832 is a wasteful number, since it uses less digits than its factorization.

33149964832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13113208 (or 13113200 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 52.

The spelling of 33149964832 in words is "thirty-three billion, one hundred forty-nine million, nine hundred sixty-four thousand, eight hundred thirty-two".