248266952497 has 2 divisors, whose sum is σ = 248266952498. Its totient is φ = 248266952496.

The previous prime is 248266952449. The next prime is 248266952597. The reversal of 248266952497 is 794259662842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 154890260721 + 93376691776 = 393561^2 + 305576^2 .

It is a cyclic number.

It is not a de Polignac number, because 248266952497 - 2³¹ = 246119468849 is a prime.

It is not a weakly prime, because it can be changed into another prime (248266952597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124133476248 + 124133476249.

It is an arithmetic number, because the mean of its divisors is an integer number (124133476249).

Almost surely, 2^248266952497 is an apocalyptic number.

It is an amenable number.

248266952497 is a deficient number, since it is larger than the sum of its proper divisors (1).

248266952497 is an equidigital number, since it uses as much as digits as its factorization.

248266952497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104509440, while the sum is 64.

The spelling of 248266952497 in words is "two hundred forty-eight billion, two hundred sixty-six million, nine hundred fifty-two thousand, four hundred ninety-seven".