To remove availability calendar from property page use below CSS:

.check_avalability {
display: none!important;
}

h3#listing_calendar {
display: none;
}

.all-front-calendars {
display: none;
}

Remove from menu:

.property_menu_item:nth-of-type(5) {
display: none;
}

Remove Hourly Calendar

#all-front-calendars_per_hour {
    display: none;
}

.property_page_container {
    display: none;
}

.property_page_container.google_map_type1 {
    display: inherit;
}