225301165644165 has 128 divisors (see below), whose sum is σ = 418634655505920. Its totient is φ = 102510854553600.

The previous prime is 225301165644041. The next prime is 225301165644223. The reversal of 225301165644165 is 561446561103522.

It is not a de Polignac number, because 225301165644165 - 2¹¹ = 225301165642117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3606345369 + ... + 3606407841.

It is an arithmetic number, because the mean of its divisors is an integer number (3270583246140).

Almost surely, 2^{225301165644165} is an apocalyptic number.

It is an amenable number.

225301165644165 is a deficient number, since it is larger than the sum of its proper divisors (193333489861755).

225301165644165 is a wasteful number, since it uses less digits than its factorization.

225301165644165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86295.

The product of its (nonzero) digits is 5184000, while the sum is 51.

The spelling of 225301165644165 in words is "two hundred twenty-five trillion, three hundred one billion, one hundred sixty-five million, six hundred forty-four thousand, one hundred sixty-five".