489108405971061 has 12 divisors (see below), whose sum is σ = 737206872768288. Its totient is φ = 311895215401704.

The previous prime is 489108405971057. The next prime is 489108405971063. The reversal of 489108405971061 is 160179504801984.

489108405971061 is a `hidden beast` number, since 4 + 89 + 1 + 0 + 8 + 405 + 97 + 1 + 0 + 61 = 666.

It is not a de Polignac number, because 489108405971061 - 2² = 489108405971057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 489108405971061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489108405971063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1181421270255 + ... + 1181421270668.

It is an arithmetic number, because the mean of its divisors is an integer number (61433906064024).

Almost surely, 2^{489108405971061} is an apocalyptic number.

It is an amenable number.

489108405971061 is a deficient number, since it is larger than the sum of its proper divisors (248098466797227).

489108405971061 is a wasteful number, since it uses less digits than its factorization.

489108405971061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2362842540952 (or 2362842540949 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 63.

The spelling of 489108405971061 in words is "four hundred eighty-nine trillion, one hundred eight billion, four hundred five million, nine hundred seventy-one thousand, sixty-one".