224929920049 has 2 divisors, whose sum is σ = 224929920050. Its totient is φ = 224929920048.

The previous prime is 224929920023. The next prime is 224929920077. The reversal of 224929920049 is 940029929422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149260913649 + 75669006400 = 386343^2 + 275080^2 .

It is a cyclic number.

It is not a de Polignac number, because 224929920049 - 2³³ = 216339985457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 224929919978 and 224929920005.

It is not a weakly prime, because it can be changed into another prime (224929920349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112464960024 + 112464960025.

It is an arithmetic number, because the mean of its divisors is an integer number (112464960025).

Almost surely, 2^224929920049 is an apocalyptic number.

It is an amenable number.

224929920049 is a deficient number, since it is larger than the sum of its proper divisors (1).

224929920049 is an equidigital number, since it uses as much as digits as its factorization.

224929920049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1679616, while the sum is 52.

The spelling of 224929920049 in words is "two hundred twenty-four billion, nine hundred twenty-nine million, nine hundred twenty thousand, forty-nine".