27520120718163 has 6 divisors (see below), whose sum is σ = 39751285481804. Its totient is φ = 18346747145436.

The previous prime is 27520120718093. The next prime is 27520120718197. The reversal of 27520120718163 is 36181702102572.

27520120718163 is a `hidden beast` number, since 2 + 7 + 5 + 201 + 207 + 181 + 63 = 666.

It is not a de Polignac number, because 27520120718163 - 2⁸ = 27520120717907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27520120718663) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1528895595445 + ... + 1528895595462.

Almost surely, 2^{27520120718163} is an apocalyptic number.

27520120718163 is a deficient number, since it is larger than the sum of its proper divisors (12231164763641).

27520120718163 is a wasteful number, since it uses less digits than its factorization.

27520120718163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3057791190913 (or 3057791190910 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The spelling of 27520120718163 in words is "twenty-seven trillion, five hundred twenty billion, one hundred twenty million, seven hundred eighteen thousand, one hundred sixty-three".