3222253706728 has 128 divisors (see below), whose sum is σ = 7102247443200. Its totient is φ = 1342124107776.

The previous prime is 3222253706719. The next prime is 3222253706761. The reversal of 3222253706728 is 8276073522223.

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, 131977050 + ... + 132001462.

It is an arithmetic number, because the mean of its divisors is an integer number (55486308150).

Almost surely, 2^{3222253706728} 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 3222253706728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3551123721600).

3222253706728 is an abundant number, since it is smaller than the sum of its proper divisors (3879993736472).

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

3222253706728 is a wasteful number, since it uses less digits than its factorization.

3222253706728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24971 (or 24967 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 49.

The spelling of 3222253706728 in words is "three trillion, two hundred twenty-two billion, two hundred fifty-three million, seven hundred six thousand, seven hundred twenty-eight".