489506817607 has 2 divisors, whose sum is σ = 489506817608. Its totient is φ = 489506817606.

The previous prime is 489506817581. The next prime is 489506817617. The reversal of 489506817607 is 706718605984.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 489506817607 - 2⁷ = 489506817479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (489506817617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244753408803 + 244753408804.

It is an arithmetic number, because the mean of its divisors is an integer number (244753408804).

Almost surely, 2^489506817607 is an apocalyptic number.

489506817607 is a deficient number, since it is larger than the sum of its proper divisors (1).

489506817607 is an equidigital number, since it uses as much as digits as its factorization.

489506817607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20321280, while the sum is 61.

The spelling of 489506817607 in words is "four hundred eighty-nine billion, five hundred six million, eight hundred seventeen thousand, six hundred seven".