33954881328 has 60 divisors (see below), whose sum is σ = 95046782688. Its totient is φ = 11315879040.

The previous prime is 33954881327. The next prime is 33954881341. The reversal of 33954881328 is 82318845933.

It is not an unprimeable number, because it can be changed into a prime (33954881321) 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 11 ways as a sum of consecutive naturals, for example, 730726 + ... + 775802.

Almost surely, 2^33954881328 is an apocalyptic number.

It is an amenable number.

33954881328 is an abundant number, since it is smaller than the sum of its proper divisors (61091901360).

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

33954881328 is a wasteful number, since it uses less digits than its factorization.

33954881328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50322 (or 50313 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The spelling of 33954881328 in words is "thirty-three billion, nine hundred fifty-four million, eight hundred eighty-one thousand, three hundred twenty-eight".