172227027611607 has 4 divisors (see below), whose sum is σ = 229636036815480. Its totient is φ = 114818018407736.

The previous prime is 172227027611593. The next prime is 172227027611633. The reversal of 172227027611607 is 706116720722271.

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

It is a cyclic number.

It is not a de Polignac number, because 172227027611607 - 2⁶ = 172227027611543 is a prime.

It is a super-2 number, since 2×172227027611607² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 172227027611607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172227027611207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28704504601932 + ... + 28704504601937.

It is an arithmetic number, because the mean of its divisors is an integer number (57409009203870).

Almost surely, 2^{172227027611607} is an apocalyptic number.

172227027611607 is a deficient number, since it is larger than the sum of its proper divisors (57409009203873).

172227027611607 is an equidigital number, since it uses as much as digits as its factorization.

172227027611607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57409009203872.

The product of its (nonzero) digits is 1382976, while the sum is 51.

The spelling of 172227027611607 in words is "one hundred seventy-two trillion, two hundred twenty-seven billion, twenty-seven million, six hundred eleven thousand, six hundred seven".