485878511547269 has 2 divisors, whose sum is σ = 485878511547270. Its totient is φ = 485878511547268.

The previous prime is 485878511547217. The next prime is 485878511547271. The reversal of 485878511547269 is 962745115878584.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 447714410703169 + 38164100844100 = 21159263^2 + 6177710^2 .

It is a cyclic number.

It is not a de Polignac number, because 485878511547269 - 2⁴⁰ = 484778999919493 is a prime.

It is a super-2 number, since 2×485878511547269² (a number of 30 digits) contains 22 as substring.

Together with 485878511547271, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 485878511547193 and 485878511547202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485878511540269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242939255773634 + 242939255773635.

It is an arithmetic number, because the mean of its divisors is an integer number (242939255773635).

Almost surely, 2^{485878511547269} is an apocalyptic number.

It is an amenable number.

485878511547269 is a deficient number, since it is larger than the sum of its proper divisors (1).

485878511547269 is an equidigital number, since it uses as much as digits as its factorization.

485878511547269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5419008000, while the sum is 80.

The spelling of 485878511547269 in words is "four hundred eighty-five trillion, eight hundred seventy-eight billion, five hundred eleven million, five hundred forty-seven thousand, two hundred sixty-nine".