16836070421668 has 12 divisors (see below), whose sum is σ = 29464911055692. Its totient is φ = 8417524405760.

The previous prime is 16836070421641. The next prime is 16836070421741. The reversal of 16836070421668 is 86612407063861.

It can be written as a sum of positive squares in 2 ways, for example, as 3644922452224 + 13191147969444 = 1909168^2 + 3631962^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127627105 + ... + 127758952.

It is an arithmetic number, because the mean of its divisors is an integer number (2455409254641).

Almost surely, 2^{16836070421668} is an apocalyptic number.

It is an amenable number.

16836070421668 is a deficient number, since it is larger than the sum of its proper divisors (12628840634024).

16836070421668 is a wasteful number, since it uses less digits than its factorization.

16836070421668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255402542 (or 255402540 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 58.

The spelling of 16836070421668 in words is "sixteen trillion, eight hundred thirty-six billion, seventy million, four hundred twenty-one thousand, six hundred sixty-eight".