489995530579 has 2 divisors, whose sum is σ = 489995530580. Its totient is φ = 489995530578.

The previous prime is 489995530567. The next prime is 489995530589. The reversal of 489995530579 is 975035599984.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 489995530579 - 2²¹ = 489993433427 is a prime.

It is not a weakly prime, because it can be changed into another prime (489995530589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244997765289 + 244997765290.

It is an arithmetic number, because the mean of its divisors is an integer number (244997765290).

Almost surely, 2^489995530579 is an apocalyptic number.

489995530579 is a deficient number, since it is larger than the sum of its proper divisors (1).

489995530579 is an equidigital number, since it uses as much as digits as its factorization.

489995530579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 551124000, while the sum is 73.

The spelling of 489995530579 in words is "four hundred eighty-nine billion, nine hundred ninety-five million, five hundred thirty thousand, five hundred seventy-nine".