208768336016 has 10 divisors (see below), whose sum is σ = 404488651062. Its totient is φ = 104384168000.

The previous prime is 208768336013. The next prime is 208768336027. The reversal of 208768336016 is 610633867802.

It can be written as a sum of positive squares in only one way, i.e., 202946646016 + 5821690000 = 450496^2 + 76300^2 .

It is not an unprimeable number, because it can be changed into a prime (208768336013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6524010485 + ... + 6524010516.

Almost surely, 2^208768336016 is an apocalyptic number.

It is an amenable number.

208768336016 is a deficient number, since it is larger than the sum of its proper divisors (195720315046).

208768336016 is a wasteful number, since it uses less digits than its factorization.

208768336016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13048021009 (or 13048021003 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 208768336016 in words is "two hundred eight billion, seven hundred sixty-eight million, three hundred thirty-six thousand, sixteen".