505255484552505 has 16 divisors (see below), whose sum is σ = 808439891290944. Its totient is φ = 269459219759040.

The previous prime is 505255484552453. The next prime is 505255484552587.

505255484552505 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 505255484552505 - 2⁸ = 505255484552249 is a prime.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 647847439 + ... + 648626868.

It is an arithmetic number, because the mean of its divisors is an integer number (50527493205684).

Almost surely, 2^{505255484552505} is an apocalyptic number.

It is an amenable number.

505255484552505 is a deficient number, since it is larger than the sum of its proper divisors (303184406738439).

505255484552505 is a wasteful number, since it uses less digits than its factorization.

505255484552505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296500296.

The product of its (nonzero) digits is 200000000, while the sum is 60.

The spelling of 505255484552505 in words is "five hundred five trillion, two hundred fifty-five billion, four hundred eighty-four million, five hundred fifty-two thousand, five hundred five".