487408995673 has 2 divisors, whose sum is σ = 487408995674. Its totient is φ = 487408995672.

The previous prime is 487408995659. The next prime is 487408995677. The reversal of 487408995673 is 376599804784.

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., 430542008649 + 56866987024 = 656157^2 + 238468^2 .

It is a cyclic number.

It is not a de Polignac number, because 487408995673 - 2¹⁷ = 487408864601 is a prime.

It is not a weakly prime, because it can be changed into another prime (487408995677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243704497836 + 243704497837.

It is an arithmetic number, because the mean of its divisors is an integer number (243704497837).

Almost surely, 2^487408995673 is an apocalyptic number.

It is an amenable number.

487408995673 is a deficient number, since it is larger than the sum of its proper divisors (1).

487408995673 is an equidigital number, since it uses as much as digits as its factorization.

487408995673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 365783040, while the sum is 70.

The spelling of 487408995673 in words is "four hundred eighty-seven billion, four hundred eight million, nine hundred ninety-five thousand, six hundred seventy-three".