225113277166 has 16 divisors (see below), whose sum is σ = 347739897600. Its totient is φ = 109248275448.

The previous prime is 225113277139. The next prime is 225113277167. The reversal of 225113277166 is 661772311522.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225113277167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12064980 + ... + 12083623.

It is an arithmetic number, because the mean of its divisors is an integer number (21733743600).

Almost surely, 2^225113277166 is an apocalyptic number.

225113277166 is a deficient number, since it is larger than the sum of its proper divisors (122626620434).

225113277166 is a wasteful number, since it uses less digits than its factorization.

225113277166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24148743.

The product of its digits is 211680, while the sum is 43.

Adding to 225113277166 its reverse (661772311522), we get a palindrome (886885588688).

The spelling of 225113277166 in words is "two hundred twenty-five billion, one hundred thirteen million, two hundred seventy-seven thousand, one hundred sixty-six".