172233226693 has 8 divisors (see below), whose sum is σ = 187916785056. Its totient is φ = 156554000400.

The previous prime is 172233226661. The next prime is 172233226751. The reversal of 172233226693 is 396622332271.

172233226693 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 172233226693 - 2⁵ = 172233226661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172233220693) 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, 999603 + ... + 1159168.

It is an arithmetic number, because the mean of its divisors is an integer number (23489598132).

Almost surely, 2^172233226693 is an apocalyptic number.

It is an amenable number.

172233226693 is a deficient number, since it is larger than the sum of its proper divisors (15683558363).

172233226693 is a wasteful number, since it uses less digits than its factorization.

172233226693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166035.

The product of its digits is 979776, while the sum is 46.

The spelling of 172233226693 in words is "one hundred seventy-two billion, two hundred thirty-three million, two hundred twenty-six thousand, six hundred ninety-three".