4275166173991 has 2 divisors, whose sum is σ = 4275166173992. Its totient is φ = 4275166173990.

The previous prime is 4275166173917. The next prime is 4275166174033. The reversal of 4275166173991 is 1993716615724.

4275166173991 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4275166173991 - 2⁹ = 4275166173479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4275166173911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2137583086995 + 2137583086996.

It is an arithmetic number, because the mean of its divisors is an integer number (2137583086996).

Almost surely, 2^{4275166173991} is an apocalyptic number.

4275166173991 is a deficient number, since it is larger than the sum of its proper divisors (1).

4275166173991 is an equidigital number, since it uses as much as digits as its factorization.

4275166173991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17146080, while the sum is 61.

The spelling of 4275166173991 in words is "four trillion, two hundred seventy-five billion, one hundred sixty-six million, one hundred seventy-three thousand, nine hundred ninety-one".