225734662210161 has 16 divisors (see below), whose sum is σ = 324132115728960. Its totient is φ = 138913512682560.

The previous prime is 225734662210147. The next prime is 225734662210163. The reversal of 225734662210161 is 161012266437522.

It is a happy number.

It is not a de Polignac number, because 225734662210161 - 2²¹ = 225734660113009 is a prime.

It is a super-2 number, since 2×225734662210161² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 225734662210161.

It is not an unprimeable number, because it can be changed into a prime (225734662210163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60094666 + ... + 63740396.

It is an arithmetic number, because the mean of its divisors is an integer number (20258257233060).

Almost surely, 2^{225734662210161} is an apocalyptic number.

It is an amenable number.

225734662210161 is a deficient number, since it is larger than the sum of its proper divisors (98397453518799).

225734662210161 is a wasteful number, since it uses less digits than its factorization.

225734662210161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5233376.

The product of its (nonzero) digits is 1451520, while the sum is 48.

The spelling of 225734662210161 in words is "two hundred twenty-five trillion, seven hundred thirty-four billion, six hundred sixty-two million, two hundred ten thousand, one hundred sixty-one".