33140206926 has 72 divisors (see below), whose sum is σ = 75260792880. Its totient is φ = 10539279696.

The previous prime is 33140206921. The next prime is 33140206933. The reversal of 33140206926 is 62960204133.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33140206921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 85193140 + ... + 85193528.

It is an arithmetic number, because the mean of its divisors is an integer number (1045288790).

Almost surely, 2^33140206926 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33140206926, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37630396440).

33140206926 is an abundant number, since it is smaller than the sum of its proper divisors (42120585954).

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

33140206926 is an frugal number, since it uses more digits than its factorization.

33140206926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855 (or 417 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 33140206926 in words is "thirty-three billion, one hundred forty million, two hundred six thousand, nine hundred twenty-six".