33450318806921 has 8 divisors (see below), whose sum is σ = 33705942835488. Its totient is φ = 33194698992000.

The previous prime is 33450318806897. The next prime is 33450318806923. The reversal of 33450318806921 is 12960881305433.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33450318806921 - 2¹⁸ = 33450318544777 is a prime.

It is a super-3 number, since 3×33450318806921³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33450318806923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15926066 + ... + 17903636.

It is an arithmetic number, because the mean of its divisors is an integer number (4213242854436).

Almost surely, 2^{33450318806921} is an apocalyptic number.

It is an amenable number.

33450318806921 is a deficient number, since it is larger than the sum of its proper divisors (255624028567).

33450318806921 is a wasteful number, since it uses less digits than its factorization.

33450318806921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2106823.

The product of its (nonzero) digits is 3732480, while the sum is 53.

The spelling of 33450318806921 in words is "thirty-three trillion, four hundred fifty billion, three hundred eighteen million, eight hundred six thousand, nine hundred twenty-one".