3522144044216 has 64 divisors (see below), whose sum is σ = 7812183974400. Its totient is φ = 1456603489152.

The previous prime is 3522144044197. The next prime is 3522144044227. The reversal of 3522144044216 is 6124404412253.

It is a self number, because there is not a number n which added to its sum of digits gives 3522144044216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2216405 + ... + 3457851.

It is an arithmetic number, because the mean of its divisors is an integer number (122065374600).

Almost surely, 2^{3522144044216} 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 3522144044216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3906091987200).

3522144044216 is an abundant number, since it is smaller than the sum of its proper divisors (4290039930184).

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

3522144044216 is a wasteful number, since it uses less digits than its factorization.

3522144044216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243236 (or 1243232 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 38.

Adding to 3522144044216 its reverse (6124404412253), we get a palindrome (9646548456469).

The spelling of 3522144044216 in words is "three trillion, five hundred twenty-two billion, one hundred forty-four million, forty-four thousand, two hundred sixteen".