224616160561 has 4 divisors (see below), whose sum is σ = 241894326772. Its totient is φ = 207337994352.

The previous prime is 224616160547. The next prime is 224616160567. The reversal of 224616160561 is 165061616422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 138919452961 + 85696707600 = 372719^2 + 292740^2 .

It is a cyclic number.

It is not a de Polignac number, because 224616160561 - 2¹¹ = 224616158513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224616160567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8639083086 + ... + 8639083111.

It is an arithmetic number, because the mean of its divisors is an integer number (60473581693).

Almost surely, 2^224616160561 is an apocalyptic number.

It is an amenable number.

224616160561 is a deficient number, since it is larger than the sum of its proper divisors (17278166211).

224616160561 is a wasteful number, since it uses less digits than its factorization.

224616160561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17278166210.

The product of its (nonzero) digits is 103680, while the sum is 40.

Adding to 224616160561 its reverse (165061616422), we get a palindrome (389677776983).

The spelling of 224616160561 in words is "two hundred twenty-four billion, six hundred sixteen million, one hundred sixty thousand, five hundred sixty-one".