33140345382 has 24 divisors (see below), whose sum is σ = 72787702104. Its totient is φ = 10895455584.

The previous prime is 33140345351. The next prime is 33140345383. The reversal of 33140345382 is 28354304133.

It is a super-3 number, since 3×33140345382³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33140345383) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12609168 + ... + 12611795.

It is an arithmetic number, because the mean of its divisors is an integer number (3032820921).

Almost surely, 2^33140345382 is an apocalyptic number.

33140345382 is an abundant number, since it is smaller than the sum of its proper divisors (39647356722).

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

33140345382 is a wasteful number, since it uses less digits than its factorization.

33140345382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25221044 (or 25221041 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 33140345382 in words is "thirty-three billion, one hundred forty million, three hundred forty-five thousand, three hundred eighty-two".