172004232206 has 16 divisors (see below), whose sum is σ = 262170621024. Its totient is φ = 84624662304.

The previous prime is 172004232181. The next prime is 172004232229. The reversal of 172004232206 is 602232400271.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2626805 + ... + 2691488.

It is an arithmetic number, because the mean of its divisors is an integer number (16385663814).

Almost surely, 2^172004232206 is an apocalyptic number.

172004232206 is a deficient number, since it is larger than the sum of its proper divisors (90166388818).

172004232206 is a wasteful number, since it uses less digits than its factorization.

172004232206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5318555.

The product of its (nonzero) digits is 8064, while the sum is 29.

Adding to 172004232206 its reverse (602232400271), we get a palindrome (774236632477).

The spelling of 172004232206 in words is "one hundred seventy-two billion, four million, two hundred thirty-two thousand, two hundred six".