14506395666 has 32 divisors (see below), whose sum is σ = 33174814848. Its totient is φ = 4142517120.

The previous prime is 14506395641. The next prime is 14506395703. The reversal of 14506395666 is 66659360541.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8155 + ... + 170526.

It is an arithmetic number, because the mean of its divisors is an integer number (1036712964).

Almost surely, 2^14506395666 is an apocalyptic number.

14506395666 is an abundant number, since it is smaller than the sum of its proper divisors (18668419182).

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

14506395666 is a wasteful number, since it uses less digits than its factorization.

14506395666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180626.

The product of its (nonzero) digits is 3499200, while the sum is 51.

The spelling of 14506395666 in words is "fourteen billion, five hundred six million, three hundred ninety-five thousand, six hundred sixty-six".