16166916469216 has 12 divisors (see below), whose sum is σ = 31828616798832. Its totient is φ = 8083458234592.

The previous prime is 16166916469211. The next prime is 16166916469217. The reversal of 16166916469216 is 61296461966161.

It is a super-2 number, since 2×16166916469216² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16166916469211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252608069800 + ... + 252608069863.

It is an arithmetic number, because the mean of its divisors is an integer number (2652384733236).

Almost surely, 2^{16166916469216} is an apocalyptic number.

16166916469216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16166916469216 is a deficient number, since it is larger than the sum of its proper divisors (15661700329616).

16166916469216 is an equidigital number, since it uses as much as digits as its factorization.

16166916469216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505216139673 (or 505216139665 counting only the distinct ones).

The product of its digits is 30233088, while the sum is 64.

The spelling of 16166916469216 in words is "sixteen trillion, one hundred sixty-six billion, nine hundred sixteen million, four hundred sixty-nine thousand, two hundred sixteen".