14140443664 has 20 divisors (see below), whose sum is σ = 28280888320. Its totient is φ = 6842149920.

The previous prime is 14140443643. The next prime is 14140443673. The reversal of 14140443664 is 46634404141.

14140443664 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14253984 + ... + 14254975.

It is an arithmetic number, because the mean of its divisors is an integer number (1414044416).

Almost surely, 2^14140443664 is an apocalyptic number.

It is an amenable number.

14140443664 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

14140443664 is a wasteful number, since it uses less digits than its factorization.

14140443664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28508998 (or 28508992 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 14140443664 in words is "fourteen billion, one hundred forty million, four hundred forty-three thousand, six hundred sixty-four".