225999277125 has 32 divisors (see below), whose sum is σ = 398184149376. Its totient is φ = 113442771200.

The previous prime is 225999277123. The next prime is 225999277151. The reversal of 225999277125 is 521772999522.

225999277125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 225999277125 - 2¹ = 225999277123 is a prime.

It is a super-2 number, since 2×225999277125² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225999277123) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 17719059 + ... + 17731808.

It is an arithmetic number, because the mean of its divisors is an integer number (12443254668).

Almost surely, 2^225999277125 is an apocalyptic number.

225999277125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

225999277125 is a deficient number, since it is larger than the sum of its proper divisors (172184872251).

225999277125 is a wasteful number, since it uses less digits than its factorization.

225999277125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35450902 (or 35450892 counting only the distinct ones).

The product of its digits is 14288400, while the sum is 60.

The spelling of 225999277125 in words is "two hundred twenty-five billion, nine hundred ninety-nine million, two hundred seventy-seven thousand, one hundred twenty-five".