248663207783 has 2 divisors, whose sum is σ = 248663207784. Its totient is φ = 248663207782.

The previous prime is 248663207753. The next prime is 248663207801. The reversal of 248663207783 is 387702366842.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248663207783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248663207713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124331603891 + 124331603892.

It is an arithmetic number, because the mean of its divisors is an integer number (124331603892).

Almost surely, 2^248663207783 is an apocalyptic number.

248663207783 is a deficient number, since it is larger than the sum of its proper divisors (1).

248663207783 is an equidigital number, since it uses as much as digits as its factorization.

248663207783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16257024, while the sum is 56.

The spelling of 248663207783 in words is "two hundred forty-eight billion, six hundred sixty-three million, two hundred seven thousand, seven hundred eighty-three".