172107636222 has 16 divisors (see below), whose sum is σ = 344263818240. Its totient is φ = 57361121112.

The previous prime is 172107636209. The next prime is 172107636227. The reversal of 172107636222 is 222636701271.

172107636222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172107636227) 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 7 ways as a sum of consecutive naturals, for example, 1976572 + ... + 2061807.

It is an arithmetic number, because the mean of its divisors is an integer number (21516488640).

Almost surely, 2^172107636222 is an apocalyptic number.

172107636222 is an abundant number, since it is smaller than the sum of its proper divisors (172156182018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

172107636222 is a wasteful number, since it uses less digits than its factorization.

172107636222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4045487.

The product of its (nonzero) digits is 84672, while the sum is 39.

The spelling of 172107636222 in words is "one hundred seventy-two billion, one hundred seven million, six hundred thirty-six thousand, two hundred twenty-two".