1660216048968 has 64 divisors (see below), whose sum is σ = 4154043778560. Its totient is φ = 552938420736.

The previous prime is 1660216048957. The next prime is 1660216048973. The reversal of 1660216048968 is 8698406120661.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219108796 + ... + 219116372.

It is an arithmetic number, because the mean of its divisors is an integer number (64906934040).

Almost surely, 2^{1660216048968} is an apocalyptic number.

It is an amenable number.

1660216048968 is an abundant number, since it is smaller than the sum of its proper divisors (2493827729592).

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

1660216048968 is a wasteful number, since it uses less digits than its factorization.

1660216048968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14086 (or 14082 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 57.

The spelling of 1660216048968 in words is "one trillion, six hundred sixty billion, two hundred sixteen million, forty-eight thousand, nine hundred sixty-eight".