163384703790839 has 2 divisors, whose sum is σ = 163384703790840. Its totient is φ = 163384703790838.

The previous prime is 163384703790797. The next prime is 163384703790853. The reversal of 163384703790839 is 938097307483361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 163384703790839 - 2¹⁶ = 163384703725303 is a prime.

It is a super-2 number, since 2×163384703790839² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163384703792839) 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, 81692351895419 + 81692351895420.

It is an arithmetic number, because the mean of its divisors is an integer number (81692351895420).

Almost surely, 2^{163384703790839} is an apocalyptic number.

163384703790839 is a deficient number, since it is larger than the sum of its proper divisors (1).

163384703790839 is an equidigital number, since it uses as much as digits as its factorization.

163384703790839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 493807104, while the sum is 71.

The spelling of 163384703790839 in words is "one hundred sixty-three trillion, three hundred eighty-four billion, seven hundred three million, seven hundred ninety thousand, eight hundred thirty-nine".