485277261872525 has 12 divisors (see below), whose sum is σ = 601757450763924. Its totient is φ = 388213005600000.

The previous prime is 485277261872521. The next prime is 485277261872561. The reversal of 485277261872525 is 525278162772584.

It can be written as a sum of positive squares in 6 ways, for example, as 97161493844809 + 388115768027716 = 9857053^2 + 19700654^2 .

It is not a de Polignac number, because 485277261872525 - 2² = 485277261872521 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485277261872521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218972876 + ... + 221177925.

It is an arithmetic number, because the mean of its divisors is an integer number (50146454230327).

Almost surely, 2^{485277261872525} is an apocalyptic number.

It is an amenable number.

485277261872525 is a deficient number, since it is larger than the sum of its proper divisors (116480188891399).

485277261872525 is a wasteful number, since it uses less digits than its factorization.

485277261872525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440194912 (or 440194907 counting only the distinct ones).

The product of its digits is 1053696000, while the sum is 71.

The spelling of 485277261872525 in words is "four hundred eighty-five trillion, two hundred seventy-seven billion, two hundred sixty-one million, eight hundred seventy-two thousand, five hundred twenty-five".