14919485664 has 24 divisors (see below), whose sum is σ = 39163650120. Its totient is φ = 4973161856.

The previous prime is 14919485657. The next prime is 14919485699. The reversal of 14919485664 is 46658491941.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77705559 + ... + 77705750.

It is an arithmetic number, because the mean of its divisors is an integer number (1631818755).

Almost surely, 2^14919485664 is an apocalyptic number.

It is an amenable number.

14919485664 is an abundant number, since it is smaller than the sum of its proper divisors (24244164456).

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

14919485664 is a wasteful number, since it uses less digits than its factorization.

14919485664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155411322 (or 155411314 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 57.

The spelling of 14919485664 in words is "fourteen billion, nine hundred nineteen million, four hundred eighty-five thousand, six hundred sixty-four".