485216487475217 has 4 divisors (see below), whose sum is σ = 485270144068080. Its totient is φ = 485162830882356.

The previous prime is 485216487475211. The next prime is 485216487475253. The reversal of 485216487475217 is 712574784612584.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 485216487475217 - 2²² = 485216483280913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (485216487475211) 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 in 3 ways as a sum of consecutive naturals, for example, 26828282867 + ... + 26828300952.

It is an arithmetic number, because the mean of its divisors is an integer number (121317536017020).

Almost surely, 2^{485216487475217} is an apocalyptic number.

It is an amenable number.

485216487475217 is a deficient number, since it is larger than the sum of its proper divisors (53656592863).

485216487475217 is an equidigital number, since it uses as much as digits as its factorization.

485216487475217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53656592862.

The product of its digits is 842956800, while the sum is 71.

The spelling of 485216487475217 in words is "four hundred eighty-five trillion, two hundred sixteen billion, four hundred eighty-seven million, four hundred seventy-five thousand, two hundred seventeen".