489112946671 has 2 divisors, whose sum is σ = 489112946672. Its totient is φ = 489112946670.

The previous prime is 489112946657. The next prime is 489112946683. The reversal of 489112946671 is 176649211984.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 489112946671 - 2¹⁷ = 489112815599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (489112946071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244556473335 + 244556473336.

It is an arithmetic number, because the mean of its divisors is an integer number (244556473336).

Almost surely, 2^489112946671 is an apocalyptic number.

489112946671 is a deficient number, since it is larger than the sum of its proper divisors (1).

489112946671 is an equidigital number, since it uses as much as digits as its factorization.

489112946671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 58.

The spelling of 489112946671 in words is "four hundred eighty-nine billion, one hundred twelve million, nine hundred forty-six thousand, six hundred seventy-one".