33027887872 has 108 divisors (see below), whose sum is σ = 80727228120. Its totient is φ = 13409722368.

The previous prime is 33027887821. The next prime is 33027887911. The reversal of 33027887872 is 27878872033.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169048 + ... + 307624.

Almost surely, 2^33027887872 is an apocalyptic number.

33027887872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33027887872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40363614060).

33027887872 is an abundant number, since it is smaller than the sum of its proper divisors (47699340248).

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

33027887872 is a wasteful number, since it uses less digits than its factorization.

33027887872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138626 (or 138605 counting only the distinct ones).

The product of its (nonzero) digits is 6322176, while the sum is 55.

The spelling of 33027887872 in words is "thirty-three billion, twenty-seven million, eight hundred eighty-seven thousand, eight hundred seventy-two".