16601033616226 has 16 divisors (see below), whose sum is σ = 24973911971928. Its totient is φ = 8276399718400.

The previous prime is 16601033616221. The next prime is 16601033616227. The reversal of 16601033616226 is 62261633010661.

It can be written as a sum of positive squares in 4 ways, for example, as 11732166300625 + 4868867315601 = 3425225^2 + 2206551^2 .

It is not an unprimeable number, because it can be changed into a prime (16601033616221) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8922306 + ... + 10621186.

Almost surely, 2^{16601033616226} is an apocalyptic number.

16601033616226 is a deficient number, since it is larger than the sum of its proper divisors (8372878355702).

16601033616226 is a wasteful number, since it uses less digits than its factorization.

16601033616226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713077.

The product of its (nonzero) digits is 279936, while the sum is 43.

Adding to 16601033616226 its reverse (62261633010661), we get a palindrome (78862666626887).

The spelling of 16601033616226 in words is "sixteen trillion, six hundred one billion, thirty-three million, six hundred sixteen thousand, two hundred twenty-six".