486747500081 has 2 divisors, whose sum is σ = 486747500082. Its totient is φ = 486747500080.

The previous prime is 486747500027. The next prime is 486747500089. The reversal of 486747500081 is 180005747684.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 475250299456 + 11497200625 = 689384^2 + 107225^2 .

It is a cyclic number.

It is not a de Polignac number, because 486747500081 - 2⁶ = 486747500017 is a prime.

It is a super-2 number, since 2×486747500081² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (486747500089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243373750040 + 243373750041.

It is an arithmetic number, because the mean of its divisors is an integer number (243373750041).

Almost surely, 2^486747500081 is an apocalyptic number.

It is an amenable number.

486747500081 is a deficient number, since it is larger than the sum of its proper divisors (1).

486747500081 is an equidigital number, since it uses as much as digits as its factorization.

486747500081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1505280, while the sum is 50.

The spelling of 486747500081 in words is "four hundred eighty-six billion, seven hundred forty-seven million, five hundred thousand, eighty-one".