227663384653 has 2 divisors, whose sum is σ = 227663384654. Its totient is φ = 227663384652.

The previous prime is 227663384593. The next prime is 227663384677. The reversal of 227663384653 is 356483366722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142444346724 + 85219037929 = 377418^2 + 291923^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-227663384653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 227663384594 and 227663384603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227663384453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113831692326 + 113831692327.

It is an arithmetic number, because the mean of its divisors is an integer number (113831692327).

Almost surely, 2^227663384653 is an apocalyptic number.

It is an amenable number.

227663384653 is a deficient number, since it is larger than the sum of its proper divisors (1).

227663384653 is an equidigital number, since it uses as much as digits as its factorization.

227663384653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26127360, while the sum is 55.

The spelling of 227663384653 in words is "two hundred twenty-seven billion, six hundred sixty-three million, three hundred eighty-four thousand, six hundred fifty-three".