52297407257 has 2 divisors, whose sum is σ = 52297407258. Its totient is φ = 52297407256.

The previous prime is 52297407233. The next prime is 52297407293. The reversal of 52297407257 is 75270479225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44429894656 + 7867512601 = 210784^2 + 88699^2 .

It is a cyclic number.

It is not a de Polignac number, because 52297407257 - 2⁶ = 52297407193 is a prime.

It is not a weakly prime, because it can be changed into another prime (52297407457) 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, 26148703628 + 26148703629.

It is an arithmetic number, because the mean of its divisors is an integer number (26148703629).

Almost surely, 2^52297407257 is an apocalyptic number.

It is an amenable number.

52297407257 is a deficient number, since it is larger than the sum of its proper divisors (1).

52297407257 is an equidigital number, since it uses as much as digits as its factorization.

52297407257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2469600, while the sum is 50.

The spelling of 52297407257 in words is "fifty-two billion, two hundred ninety-seven million, four hundred seven thousand, two hundred fifty-seven".