485708965509768 has 1536 divisors, whose sum is σ = 1758933449441280. Its totient is φ = 107896852224000.

The previous prime is 485708965509683. The next prime is 485708965509773. The reversal of 485708965509768 is 867905569807584.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 78201408183 + ... + 78201414393.

It is an arithmetic number, because the mean of its divisors is an integer number (1145138964480).

Almost surely, 2^{485708965509768} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 485708965509768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (879466724720640).

485708965509768 is an abundant number, since it is smaller than the sum of its proper divisors (1273224483931512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

485708965509768 is a wasteful number, since it uses less digits than its factorization.

485708965509768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6487 (or 6464 counting only the distinct ones).

The product of its (nonzero) digits is 36578304000, while the sum is 87.

The spelling of 485708965509768 in words is "four hundred eighty-five trillion, seven hundred eight billion, nine hundred sixty-five million, five hundred nine thousand, seven hundred sixty-eight".