398429926163 has 2 divisors, whose sum is σ = 398429926164. Its totient is φ = 398429926162.

The previous prime is 398429926129. The next prime is 398429926183. The reversal of 398429926163 is 361629924893.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 398429926163 - 2¹⁶ = 398429860627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 398429926096 and 398429926105.

It is not a weakly prime, because it can be changed into another prime (398429926123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199214963081 + 199214963082.

It is an arithmetic number, because the mean of its divisors is an integer number (199214963082).

Almost surely, 2^398429926163 is an apocalyptic number.

398429926163 is a deficient number, since it is larger than the sum of its proper divisors (1).

398429926163 is an equidigital number, since it uses as much as digits as its factorization.

398429926163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30233088, while the sum is 62.

The spelling of 398429926163 in words is "three hundred ninety-eight billion, four hundred twenty-nine million, nine hundred twenty-six thousand, one hundred sixty-three".