224456477252257 has 2 divisors, whose sum is σ = 224456477252258. Its totient is φ = 224456477252256.

The previous prime is 224456477252221. The next prime is 224456477252281. The reversal of 224456477252257 is 752252774654422.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 159529126074256 + 64927351178001 = 12630484^2 + 8057751^2 .

It is a cyclic number.

It is not a de Polignac number, because 224456477252257 - 2⁷ = 224456477252129 is a prime.

It is not a weakly prime, because it can be changed into another prime (224456477252857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112228238626128 + 112228238626129.

It is an arithmetic number, because the mean of its divisors is an integer number (112228238626129).

Almost surely, 2^{224456477252257} is an apocalyptic number.

It is an amenable number.

224456477252257 is a deficient number, since it is larger than the sum of its proper divisors (1).

224456477252257 is an equidigital number, since it uses as much as digits as its factorization.

224456477252257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 526848000, while the sum is 64.

The spelling of 224456477252257 in words is "two hundred twenty-four trillion, four hundred fifty-six billion, four hundred seventy-seven million, two hundred fifty-two thousand, two hundred fifty-seven".