225542443455300 has 144 divisors (see below), whose sum is σ = 687164794263360. Its totient is φ = 56958442536960.

The previous prime is 225542443455289. The next prime is 225542443455367. The reversal of 225542443455300 is 3554344245522.

It is a self number, because there is not a number n which added to its sum of digits gives 225542443455300.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8505604 + ... + 22878596.

It is an arithmetic number, because the mean of its divisors is an integer number (4771977737940).

Almost surely, 2^{225542443455300} is an apocalyptic number.

225542443455300 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 225542443455300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (343582397131680).

225542443455300 is an abundant number, since it is smaller than the sum of its proper divisors (461622350808060).

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

225542443455300 is a wasteful number, since it uses less digits than its factorization.

225542443455300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14375782 (or 14375775 counting only the distinct ones).

The product of its (nonzero) digits is 11520000, while the sum is 48.

The spelling of 225542443455300 in words is "two hundred twenty-five trillion, five hundred forty-two billion, four hundred forty-three million, four hundred fifty-five thousand, three hundred".