1668050317760 has 56 divisors (see below), whose sum is σ = 3982050273120. Its totient is φ = 665539421184.

The previous prime is 1668050317751. The next prime is 1668050317763. The reversal of 1668050317760 is 677130508661.

It is a junction number, because it is equal to n+sod(n) for n = 1668050317699 and 1668050317708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1668050317763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6438020 + ... + 6692099.

Almost surely, 2^{1668050317760} is an apocalyptic number.

1668050317760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1668050317760 is an abundant number, since it is smaller than the sum of its proper divisors (2313999955360).

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

1668050317760 is a wasteful number, since it uses less digits than its factorization.

1668050317760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13130533 (or 13130523 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 1668050317760 in words is "one trillion, six hundred sixty-eight billion, fifty million, three hundred seventeen thousand, seven hundred sixty".