485556718761 has 27 divisors (see below), whose sum is σ = 704407521181. Its totient is φ = 322303872984.

The previous prime is 485556718727. The next prime is 485556718771. The reversal of 485556718761 is 167817655584.

It is a happy number.

The square root of 485556718761 is 696819.

It is a perfect power (a square), and thus also a powerful number.

485556718761 is a `hidden beast` number, since 4 + 8 + 5 + 5 + 567 + 1 + 8 + 7 + 61 = 666.

485556718761 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-485556718761 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (485556718771) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 750473740 + ... + 750474386.

Almost surely, 2^485556718761 is an apocalyptic number.

485556718761 is the 696819-th square number.

485556718761 is the 348410-th centered octagonal number.

It is an amenable number.

485556718761 is a deficient number, since it is larger than the sum of its proper divisors (218850802420).

485556718761 is an frugal number, since it uses more digits than its factorization.

485556718761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018 (or 1009 counting only the distinct ones).

The product of its digits is 56448000, while the sum is 63.

The spelling of 485556718761 in words is "four hundred eighty-five billion, five hundred fifty-six million, seven hundred eighteen thousand, seven hundred sixty-one".