27075005173 has 4 divisors (see below), whose sum is σ = 27167411628. Its totient is φ = 26982598720.

The previous prime is 27075005161. The next prime is 27075005183. The reversal of 27075005173 is 37150057072.

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

It can be written as a sum of positive squares in 2 ways, for example, as 14165046289 + 12909958884 = 119017^2 + 113622^2 .

It is a cyclic number.

It is not a de Polignac number, because 27075005173 - 2⁵ = 27075005141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27075005183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46202788 + ... + 46203373.

It is an arithmetic number, because the mean of its divisors is an integer number (6791852907).

Almost surely, 2^27075005173 is an apocalyptic number.

It is an amenable number.

27075005173 is a deficient number, since it is larger than the sum of its proper divisors (92406455).

27075005173 is an equidigital number, since it uses as much as digits as its factorization.

27075005173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92406454.

The product of its (nonzero) digits is 51450, while the sum is 37.

The spelling of 27075005173 in words is "twenty-seven billion, seventy-five million, five thousand, one hundred seventy-three".