33140534224 has 80 divisors (see below), whose sum is σ = 74380739328. Its totient is φ = 14010863616.

The previous prime is 33140534191. The next prime is 33140534227. The reversal of 33140534224 is 42243504133.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33140534227) 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, 3439077 + ... + 3448699.

Almost surely, 2^33140534224 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 33140534224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37190369664).

33140534224 is an abundant number, since it is smaller than the sum of its proper divisors (41240205104).

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

33140534224 is a wasteful number, since it uses less digits than its factorization.

33140534224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10052 (or 10046 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

The spelling of 33140534224 in words is "thirty-three billion, one hundred forty million, five hundred thirty-four thousand, two hundred twenty-four".