16660350002504 has 16 divisors (see below), whose sum is σ = 33641091351420. Its totient is φ = 7689392308800.

The previous prime is 16660350002497. The next prime is 16660350002507. The reversal of 16660350002504 is 40520005306661.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12366461493604 + 4293888508900 = 3516598^2 + 2072170^2 .

It is not an unprimeable number, because it can be changed into a prime (16660350002507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80097836447 + ... + 80097836654.

Almost surely, 2^{16660350002504} is an apocalyptic number.

It is an amenable number.

16660350002504 is an abundant number, since it is smaller than the sum of its proper divisors (16980741348916).

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

16660350002504 is a wasteful number, since it uses less digits than its factorization.

16660350002504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160195673120 (or 160195673116 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 16660350002504 in words is "sixteen trillion, six hundred sixty billion, three hundred fifty million, two thousand, five hundred four".