5185574170873 has 2 divisors, whose sum is σ = 5185574170874. Its totient is φ = 5185574170872.

The previous prime is 5185574170853. The next prime is 5185574170901. The reversal of 5185574170873 is 3780714755815.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5185220843664 + 353327209 = 2277108^2 + 18797^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5185574170873 is a prime.

It is not a weakly prime, because it can be changed into another prime (5185574170853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2592787085436 + 2592787085437.

It is an arithmetic number, because the mean of its divisors is an integer number (2592787085437).

Almost surely, 2^{5185574170873} is an apocalyptic number.

It is an amenable number.

5185574170873 is a deficient number, since it is larger than the sum of its proper divisors (1).

5185574170873 is an equidigital number, since it uses as much as digits as its factorization.

5185574170873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32928000, while the sum is 61.

The spelling of 5185574170873 in words is "five trillion, one hundred eighty-five billion, five hundred seventy-four million, one hundred seventy thousand, eight hundred seventy-three".