33412242140 has 96 divisors (see below), whose sum is σ = 77148771840. Its totient is φ = 12098592000.

The previous prime is 33412242133. The next prime is 33412242229. The reversal of 33412242140 is 4124221433.

It is a super-2 number, since 2×33412242140² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16613735 + ... + 16615745.

It is an arithmetic number, because the mean of its divisors is an integer number (803633040).

Almost surely, 2^33412242140 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 33412242140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38574385920).

33412242140 is an abundant number, since it is smaller than the sum of its proper divisors (43736529700).

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

33412242140 is a wasteful number, since it uses less digits than its factorization.

33412242140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3963 (or 3961 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 33412242140 its reverse (4124221433), we get a palindrome (37536463573).

The spelling of 33412242140 in words is "thirty-three billion, four hundred twelve million, two hundred forty-two thousand, one hundred forty".