505365464563505 has 16 divisors (see below), whose sum is σ = 746385916894464. Its totient is φ = 319879678668480.

The previous prime is 505365464563481. The next prime is 505365464563511.

505365464563505 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 505365464563505 - 2²⁰ = 505365463514929 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555346663901 + ... + 555346664810.

It is an arithmetic number, because the mean of its divisors is an integer number (46649119805904).

Almost surely, 2^{505365464563505} is an apocalyptic number.

It is an amenable number.

505365464563505 is a deficient number, since it is larger than the sum of its proper divisors (241020452330959).

505365464563505 is a wasteful number, since it uses less digits than its factorization.

505365464563505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110693328736.

The product of its (nonzero) digits is 486000000, while the sum is 62.

The spelling of 505365464563505 in words is "five hundred five trillion, three hundred sixty-five billion, four hundred sixty-four million, five hundred sixty-three thousand, five hundred five".