4550247257 has 2 divisors, whose sum is σ = 4550247258. Its totient is φ = 4550247256.

The previous prime is 4550247227. The next prime is 4550247259. The reversal of 4550247257 is 7527420554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3677694736 + 872552521 = 60644^2 + 29539^2 .

It is a cyclic number.

It is not a de Polignac number, because 4550247257 - 2⁶ = 4550247193 is a prime.

Together with 4550247259, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4550247259) 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 as a sum of consecutive naturals, namely, 2275123628 + 2275123629.

It is an arithmetic number, because the mean of its divisors is an integer number (2275123629).

Almost surely, 2^4550247257 is an apocalyptic number.

It is an amenable number.

4550247257 is a deficient number, since it is larger than the sum of its proper divisors (1).

4550247257 is an equidigital number, since it uses as much as digits as its factorization.

4550247257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 392000, while the sum is 41.

The square root of 4550247257 is about 67455.5205820843. The cubic root of 4550247257 is about 1657.0858118177.

The spelling of 4550247257 in words is "four billion, five hundred fifty million, two hundred forty-seven thousand, two hundred fifty-seven".