384568486847977 has 2 divisors, whose sum is σ = 384568486847978. Its totient is φ = 384568486847976.

The previous prime is 384568486847927. The next prime is 384568486848001. The reversal of 384568486847977 is 779748684865483.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297766395416281 + 86802091431696 = 17255909^2 + 9316764^2 .

It is a cyclic number.

It is not a de Polignac number, because 384568486847977 - 2³¹ = 384566339364329 is a prime.

It is not a weakly prime, because it can be changed into another prime (384568486847917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192284243423988 + 192284243423989.

It is an arithmetic number, because the mean of its divisors is an integer number (192284243423989).

Almost surely, 2^{384568486847977} is an apocalyptic number.

It is an amenable number.

384568486847977 is a deficient number, since it is larger than the sum of its proper divisors (1).

384568486847977 is an equidigital number, since it uses as much as digits as its factorization.

384568486847977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 436988805120, while the sum is 94.

The spelling of 384568486847977 in words is "three hundred eighty-four trillion, five hundred sixty-eight billion, four hundred eighty-six million, eight hundred forty-seven thousand, nine hundred seventy-seven".