489701872067 has 2 divisors, whose sum is σ = 489701872068. Its totient is φ = 489701872066.

The previous prime is 489701872061. The next prime is 489701872069. The reversal of 489701872067 is 760278107984.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-489701872067 is a prime.

Together with 489701872069, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 489701871997 and 489701872015.

It is not a weakly prime, because it can be changed into another prime (489701872061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244850936033 + 244850936034.

It is an arithmetic number, because the mean of its divisors is an integer number (244850936034).

Almost surely, 2^489701872067 is an apocalyptic number.

489701872067 is a deficient number, since it is larger than the sum of its proper divisors (1).

489701872067 is an equidigital number, since it uses as much as digits as its factorization.

489701872067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9483264, while the sum is 59.

The spelling of 489701872067 in words is "four hundred eighty-nine billion, seven hundred one million, eight hundred seventy-two thousand, sixty-seven".