172455226311 has 4 divisors (see below), whose sum is σ = 229940301752. Its totient is φ = 114970150872.

The previous prime is 172455226253. The next prime is 172455226319. The reversal of 172455226311 is 113622554271.

172455226311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 172455226311 - 2⁶ = 172455226247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 172455226311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172455226319) 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 in 3 ways as a sum of consecutive naturals, for example, 28742537716 + ... + 28742537721.

It is an arithmetic number, because the mean of its divisors is an integer number (57485075438).

Almost surely, 2^172455226311 is an apocalyptic number.

172455226311 is a deficient number, since it is larger than the sum of its proper divisors (57485075441).

172455226311 is an equidigital number, since it uses as much as digits as its factorization.

172455226311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57485075440.

The product of its digits is 100800, while the sum is 39.

The spelling of 172455226311 in words is "one hundred seventy-two billion, four hundred fifty-five million, two hundred twenty-six thousand, three hundred eleven".