33040234112 has 64 divisors (see below), whose sum is σ = 67002249600. Its totient is φ = 16224528384.

The previous prime is 33040234103. The next prime is 33040234153. The reversal of 33040234112 is 21143204033.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14445833 + ... + 14448119.

It is an arithmetic number, because the mean of its divisors is an integer number (1046910150).

Almost surely, 2^33040234112 is an apocalyptic number.

33040234112 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 33040234112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33501124800).

33040234112 is an abundant number, since it is smaller than the sum of its proper divisors (33962015488).

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

33040234112 is a wasteful number, since it uses less digits than its factorization.

33040234112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4273 (or 4261 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 33040234112 its reverse (21143204033), we get a palindrome (54183438145).

The spelling of 33040234112 in words is "thirty-three billion, forty million, two hundred thirty-four thousand, one hundred twelve".