33134720432 has 40 divisors (see below), whose sum is σ = 70756794192. Its totient is φ = 14905958400.

The previous prime is 33134720387. The next prime is 33134720441. The reversal of 33134720432 is 23402743133.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 953369 + ... + 987512.

Almost surely, 2^33134720432 is an apocalyptic number.

It is an amenable number.

33134720432 is an abundant number, since it is smaller than the sum of its proper divisors (37622073760).

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

33134720432 is a wasteful number, since it uses less digits than its factorization.

33134720432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1940997 (or 1940991 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 32.

The spelling of 33134720432 in words is "thirty-three billion, one hundred thirty-four million, seven hundred twenty thousand, four hundred thirty-two".