225095002722 has 18 divisors (see below), whose sum is σ = 487710200523. Its totient is φ = 75030996612.

The previous prime is 225095002711. The next prime is 225095002747. The reversal of 225095002722 is 227200590522.

It can be written as a sum of positive squares in only one way, i.e., 112547501361 + 112547501361 = 335481^2 + 335481^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=335481.

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 8 ways as a sum of consecutive naturals, for example, 1956973 + ... + 2068799.

Almost surely, 2^225095002722 is an apocalyptic number.

225095002722 is an abundant number, since it is smaller than the sum of its proper divisors (262615197801).

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

225095002722 is an frugal number, since it uses more digits than its factorization.

225095002722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223662 (or 111832 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The spelling of 225095002722 in words is "two hundred twenty-five billion, ninety-five million, two thousand, seven hundred twenty-two".