225654010220 has 48 divisors (see below), whose sum is σ = 489449856000. Its totient is φ = 87298119360.

The previous prime is 225654010163. The next prime is 225654010237. The reversal of 225654010220 is 22010456522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 946271 + ... + 1160489.

It is an arithmetic number, because the mean of its divisors is an integer number (10196872000).

Almost surely, 2^225654010220 is an apocalyptic number.

225654010220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225654010220 is an abundant number, since it is smaller than the sum of its proper divisors (263795845780).

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

225654010220 is a wasteful number, since it uses less digits than its factorization.

225654010220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215958 (or 215956 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 225654010220 its reverse (22010456522), we get a palindrome (247664466742).

The spelling of 225654010220 in words is "two hundred twenty-five billion, six hundred fifty-four million, ten thousand, two hundred twenty".