20272071123173 has 8 divisors (see below), whose sum is σ = 20610798683520. Its totient is φ = 19934407072800.

The previous prime is 20272071123151. The next prime is 20272071123209. The reversal of 20272071123173 is 37132117027202.

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 20272071123173 - 2³⁸ = 19997193216229 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 (20272071123103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265839053 + ... + 265915298.

It is an arithmetic number, because the mean of its divisors is an integer number (2576349835440).

Almost surely, 2^{20272071123173} is an apocalyptic number.

It is an amenable number.

20272071123173 is a deficient number, since it is larger than the sum of its proper divisors (338727560347).

20272071123173 is an equidigital number, since it uses as much as digits as its factorization.

20272071123173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531754987.

The product of its (nonzero) digits is 49392, while the sum is 38.

The spelling of 20272071123173 in words is "twenty trillion, two hundred seventy-two billion, seventy-one million, one hundred twenty-three thousand, one hundred seventy-three".