228941222622720 has 160 divisors (see below), whose sum is σ = 732286031051520. Its totient is φ = 61018497638400.

The previous prime is 228941222622719. The next prime is 228941222622727. The reversal of 228941222622720 is 27226222149822.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228941222622727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6498295 + ... + 22363145.

It is an arithmetic number, because the mean of its divisors is an integer number (4576787694072).

Almost surely, 2^{228941222622720} is an apocalyptic number.

228941222622720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 228941222622720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366143015525760).

228941222622720 is an abundant number, since it is smaller than the sum of its proper divisors (503344808428800).

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

228941222622720 is a wasteful number, since it uses less digits than its factorization.

228941222622720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15866756 (or 15866740 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 51.

The spelling of 228941222622720 in words is "two hundred twenty-eight trillion, nine hundred forty-one billion, two hundred twenty-two million, six hundred twenty-two thousand, seven hundred twenty".