33852881216 has 112 divisors (see below), whose sum is σ = 83816830080. Its totient is φ = 13179371520.

The previous prime is 33852881213. The next prime is 33852881239. The reversal of 33852881216 is 61218825833.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×33852881216² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33852881213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12855836 + ... + 12858468.

Almost surely, 2^33852881216 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 33852881216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41908415040).

33852881216 is an abundant number, since it is smaller than the sum of its proper divisors (49963948864).

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

33852881216 is a wasteful number, since it uses less digits than its factorization.

33852881216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5272 (or 5262 counting only the distinct ones).

The product of its digits is 552960, while the sum is 47.

The spelling of 33852881216 in words is "thirty-three billion, eight hundred fifty-two million, eight hundred eighty-one thousand, two hundred sixteen".