33354993216 has 112 divisors (see below), whose sum is σ = 89524880640. Its totient is φ = 10958438400.

The previous prime is 33354993209. The next prime is 33354993247. The reversal of 33354993216 is 61239945333.

It is a happy number.

It is a super-2 number, since 2×33354993216² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10631200 + ... + 10634336.

Almost surely, 2^33354993216 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 33354993216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44762440320).

33354993216 is an abundant number, since it is smaller than the sum of its proper divisors (56169887424).

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

33354993216 is a wasteful number, since it uses less digits than its factorization.

33354993216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3932 (or 3922 counting only the distinct ones).

The product of its digits is 1574640, while the sum is 48.

The spelling of 33354993216 in words is "thirty-three billion, three hundred fifty-four million, nine hundred ninety-three thousand, two hundred sixteen".