225126410166 has 72 divisors (see below), whose sum is σ = 567506664504. Its totient is φ = 64310924160.

The previous prime is 225126410161. The next prime is 225126410237. The reversal of 225126410166 is 661014621522.

225126410166 is a `hidden beast` number, since 2 + 2 + 5 + 1 + 2 + 641 + 0 + 1 + 6 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 225126410166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225126410161) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6193806 + ... + 6230046.

It is an arithmetic number, because the mean of its divisors is an integer number (7882037007).

Almost surely, 2^225126410166 is an apocalyptic number.

225126410166 is an abundant number, since it is smaller than the sum of its proper divisors (342380254338).

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

225126410166 is a wasteful number, since it uses less digits than its factorization.

225126410166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43306 (or 43296 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 225126410166 in words is "two hundred twenty-five billion, one hundred twenty-six million, four hundred ten thousand, one hundred sixty-six".