16682765461855 has 16 divisors (see below), whose sum is σ = 21273448754880. Its totient is φ = 12515793956352.

The previous prime is 16682765461849. The next prime is 16682765461919. The reversal of 16682765461855 is 55816456728661.

It is a cyclic number.

It is not a de Polignac number, because 16682765461855 - 2⁹ = 16682765461343 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 354250515 + ... + 354297604.

It is an arithmetic number, because the mean of its divisors is an integer number (1329590547180).

Almost surely, 2^{16682765461855} is an apocalyptic number.

16682765461855 is a deficient number, since it is larger than the sum of its proper divisors (4590683293025).

16682765461855 is a wasteful number, since it uses less digits than its factorization.

16682765461855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708548418.

The product of its digits is 580608000, while the sum is 70.

The spelling of 16682765461855 in words is "sixteen trillion, six hundred eighty-two billion, seven hundred sixty-five million, four hundred sixty-one thousand, eight hundred fifty-five".