33227927840 has 96 divisors (see below), whose sum is σ = 82010589696. Its totient is φ = 12707297280.

The previous prime is 33227927839. The next prime is 33227927849. The reversal of 33227927840 is 4872972233.

It is a super-2 number, since 2×33227927840² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33227927849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 371324 + ... + 452036.

It is an arithmetic number, because the mean of its divisors is an integer number (854276976).

Almost surely, 2^33227927840 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 33227927840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41005294848).

33227927840 is an abundant number, since it is smaller than the sum of its proper divisors (48782661856).

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

33227927840 is a wasteful number, since it uses less digits than its factorization.

33227927840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80842 (or 80834 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 47.

The spelling of 33227927840 in words is "thirty-three billion, two hundred twenty-seven million, nine hundred twenty-seven thousand, eight hundred forty".