386786389248047 has 2 divisors, whose sum is σ = 386786389248048. Its totient is φ = 386786389248046.

The previous prime is 386786389247939. The next prime is 386786389248059. The reversal of 386786389248047 is 740842983687683.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 386786389248047 - 2¹² = 386786389243951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (386786389248647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193393194624023 + 193393194624024.

It is an arithmetic number, because the mean of its divisors is an integer number (193393194624024).

Almost surely, 2^{386786389248047} is an apocalyptic number.

386786389248047 is a deficient number, since it is larger than the sum of its proper divisors (1).

386786389248047 is an equidigital number, since it uses as much as digits as its factorization.

386786389248047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18728091648, while the sum is 83.

The spelling of 386786389248047 in words is "three hundred eighty-six trillion, seven hundred eighty-six billion, three hundred eighty-nine million, two hundred forty-eight thousand, forty-seven".