33322250444 has 96 divisors (see below), whose sum is σ = 68925136896. Its totient is φ = 13801170240.

The previous prime is 33322250419. The next prime is 33322250449. The reversal of 33322250444 is 44405222333.

It is a super-2 number, since 2×33322250444² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33322250444.

It is not an unprimeable number, because it can be changed into a prime (33322250449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48787727 + ... + 48788409.

It is an arithmetic number, because the mean of its divisors is an integer number (717970176).

Almost surely, 2^33322250444 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 33322250444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34462568448).

33322250444 is an abundant number, since it is smaller than the sum of its proper divisors (35602886452).

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

33322250444 is a wasteful number, since it uses less digits than its factorization.

33322250444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155 (or 1153 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 33322250444 its reverse (44405222333), we get a palindrome (77727472777).

The spelling of 33322250444 in words is "thirty-three billion, three hundred twenty-two million, two hundred fifty thousand, four hundred forty-four".