16240444295664 has 20 divisors (see below), whose sum is σ = 41954481097256. Its totient is φ = 5413481431872.

The previous prime is 16240444295659. The next prime is 16240444295687. The reversal of 16240444295664 is 46659244404261.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169171294699 + ... + 169171294794.

Almost surely, 2^{16240444295664} is an apocalyptic number.

It is an amenable number.

16240444295664 is an abundant number, since it is smaller than the sum of its proper divisors (25714036801592).

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

16240444295664 is a wasteful number, since it uses less digits than its factorization.

16240444295664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338342589504 (or 338342589498 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 57.

The spelling of 16240444295664 in words is "sixteen trillion, two hundred forty billion, four hundred forty-four million, two hundred ninety-five thousand, six hundred sixty-four".