225860549202 has 30 divisors (see below), whose sum is σ = 506108488743. Its totient is φ = 75284833428.

The previous prime is 225860549197. The next prime is 225860549227. The reversal of 225860549202 is 202945068522.

It is a happy number.

225860549202 is a `hidden beast` number, since 2 + 2 + 5 + 86 + 0 + 549 + 20 + 2 = 666.

225860549202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 112930274601 + 112930274601 = 336051^2 + 336051^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=336051.

It is an unprimeable number.

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 14 ways as a sum of consecutive naturals, for example, 6030249 + ... + 6067587.

Almost surely, 2^225860549202 is an apocalyptic number.

225860549202 is an abundant number, since it is smaller than the sum of its proper divisors (280247939541).

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

225860549202 is an frugal number, since it uses more digits than its factorization.

225860549202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74692 (or 37344 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 225860549202 in words is "two hundred twenty-five billion, eight hundred sixty million, five hundred forty-nine thousand, two hundred two".