485666986656 has 48 divisors (see below), whose sum is σ = 1275054891264. Its totient is φ = 161866258944.

The previous prime is 485666986633. The next prime is 485666986667. The reversal of 485666986656 is 656689666584.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338865 + ... + 1042191.

It is an arithmetic number, because the mean of its divisors is an integer number (26563643568).

Almost surely, 2^485666986656 is an apocalyptic number.

It is an amenable number.

485666986656 is an abundant number, since it is smaller than the sum of its proper divisors (789387904608).

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

485666986656 is a wasteful number, since it uses less digits than its factorization.

485666986656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710533 (or 710525 counting only the distinct ones).

The product of its digits is 2687385600, while the sum is 75.

The spelling of 485666986656 in words is "four hundred eighty-five billion, six hundred sixty-six million, nine hundred eighty-six thousand, six hundred fifty-six".