33042231144 has 192 divisors, whose sum is σ = 101173363200. Its totient is φ = 9671616000.

The previous prime is 33042231133. The next prime is 33042231247. The reversal of 33042231144 is 44113224033.

33042231144 is a `hidden beast` number, since 3 + 304 + 2 + 2 + 311 + 44 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1702294 + ... + 1721594.

It is an arithmetic number, because the mean of its divisors is an integer number (526944600).

Almost surely, 2^33042231144 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 33042231144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50586681600).

33042231144 is an abundant number, since it is smaller than the sum of its proper divisors (68131132056).

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

33042231144 is a wasteful number, since it uses less digits than its factorization.

33042231144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19416 (or 19409 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 33042231144 its reverse (44113224033), we get a palindrome (77155455177).

The spelling of 33042231144 in words is "thirty-three billion, forty-two million, two hundred thirty-one thousand, one hundred forty-four".