16768509351835 has 16 divisors (see below), whose sum is σ = 20666830263552. Its totient is φ = 13051755331200.

The previous prime is 16768509351821. The next prime is 16768509351851. The reversal of 16768509351835 is 53815390586761.

It is not a de Polignac number, because 16768509351835 - 2¹³ = 16768509343643 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3282070 + ... + 6656500.

It is an arithmetic number, because the mean of its divisors is an integer number (1291676891472).

Almost surely, 2^{16768509351835} is an apocalyptic number.

16768509351835 is a deficient number, since it is larger than the sum of its proper divisors (3898320911717).

16768509351835 is a wasteful number, since it uses less digits than its factorization.

16768509351835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3401334.

The product of its (nonzero) digits is 163296000, while the sum is 67.

The spelling of 16768509351835 in words is "sixteen trillion, seven hundred sixty-eight billion, five hundred nine million, three hundred fifty-one thousand, eight hundred thirty-five".