172226616608 has 12 divisors (see below), whose sum is σ = 339071151510. Its totient is φ = 86113308288.

The previous prime is 172226616593. The next prime is 172226616619. The reversal of 172226616608 is 806616622271.

It can be written as a sum of positive squares in only one way, i.e., 124515825424 + 47710791184 = 352868^2 + 218428^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2691040853 + ... + 2691040916.

Almost surely, 2^172226616608 is an apocalyptic number.

It is an amenable number.

172226616608 is a deficient number, since it is larger than the sum of its proper divisors (166844534902).

172226616608 is an equidigital number, since it uses as much as digits as its factorization.

172226616608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5382081779 (or 5382081771 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 172226616608 in words is "one hundred seventy-two billion, two hundred twenty-six million, six hundred sixteen thousand, six hundred eight".