225016368163 has 2 divisors, whose sum is σ = 225016368164. Its totient is φ = 225016368162.

The previous prime is 225016368121. The next prime is 225016368197. The reversal of 225016368163 is 361863610522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225016368163 - 2¹⁷ = 225016237091 is a prime.

It is a super-3 number, since 3×225016368163³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (225016362163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112508184081 + 112508184082.

It is an arithmetic number, because the mean of its divisors is an integer number (112508184082).

Almost surely, 2^225016368163 is an apocalyptic number.

225016368163 is a deficient number, since it is larger than the sum of its proper divisors (1).

225016368163 is an equidigital number, since it uses as much as digits as its factorization.

225016368163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 43.

Adding to 225016368163 its reverse (361863610522), we get a palindrome (586879978685).

The spelling of 225016368163 in words is "two hundred twenty-five billion, sixteen million, three hundred sixty-eight thousand, one hundred sixty-three".