225656162700 has 72 divisors (see below), whose sum is σ = 659000446272. Its totient is φ = 59612585280.

The previous prime is 225656162687. The next prime is 225656162701. The reversal of 225656162700 is 7261656522.

225656162700 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (225656162701) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 3482794 + ... + 3546993.

It is an arithmetic number, because the mean of its divisors is an integer number (9152783976).

Almost surely, 2^225656162700 is an apocalyptic number.

225656162700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225656162700 is an abundant number, since it is smaller than the sum of its proper divisors (433344283572).

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

225656162700 is a wasteful number, since it uses less digits than its factorization.

225656162700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7029911 (or 7029904 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 225656162700 in words is "two hundred twenty-five billion, six hundred fifty-six million, one hundred sixty-two thousand, seven hundred".