225610350500 has 48 divisors (see below), whose sum is σ = 492784441968. Its totient is φ = 90234720000.

The previous prime is 225610350439. The next prime is 225610350529. The reversal of 225610350500 is 5053016522.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 186181894144 + 39428456356 = 431488^2 + 198566^2 .

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, 6673640 + ... + 6707360.

It is an arithmetic number, because the mean of its divisors is an integer number (10266342541).

Almost surely, 2^225610350500 is an apocalyptic number.

225610350500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225610350500 is an abundant number, since it is smaller than the sum of its proper divisors (267174091468).

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

225610350500 is a wasteful number, since it uses less digits than its factorization.

225610350500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47121 (or 47109 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 225610350500 in words is "two hundred twenty-five billion, six hundred ten million, three hundred fifty thousand, five hundred".