199668648114 has 24 divisors (see below), whose sum is σ = 465893512812. Its totient is φ = 61436507040.

The previous prime is 199668648079. The next prime is 199668648139. The reversal of 199668648114 is 411846866991.

199668648114 is a `hidden beast` number, since 1 + 9 + 9 + 66 + 86 + 481 + 14 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 139872260025 + 59796388089 = 373995^2 + 244533^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 426642177 + ... + 426642644.

Almost surely, 2^199668648114 is an apocalyptic number.

199668648114 is an abundant number, since it is smaller than the sum of its proper divisors (266224864698).

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

199668648114 is a wasteful number, since it uses less digits than its factorization.

199668648114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853284842 (or 853284839 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 63.

The spelling of 199668648114 in words is "one hundred ninety-nine billion, six hundred sixty-eight million, six hundred forty-eight thousand, one hundred fourteen".