Long distance cycling help and tips ?

i need help on this i plan on doing a long distance bike ride 400k i have no clue on what to except from it i am new to long distance cycling i have only been training for it now for 4 weeks but i am in good cardiovascular shape for this trip and i plan on training an other 2 before i start my 400k journey. what type of bike should i have for this, what should i pack for the long haul i need to pack light, do i use a back pack or a saddle bag? what are the things i need to survive? how many km should i aim for in a day of riding, how long should the trip take?



long distance cycling