4166854098593 has 2 divisors, whose sum is σ = 4166854098594. Its totient is φ = 4166854098592.

The previous prime is 4166854098587. The next prime is 4166854098629. The reversal of 4166854098593 is 3958904586614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3019142554624 + 1147711543969 = 1737568^2 + 1071313^2 .

It is a cyclic number.

It is not a de Polignac number, because 4166854098593 - 2²⁸ = 4166585663137 is a prime.

It is a super-2 number, since 2×4166854098593² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4166854038593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2083427049296 + 2083427049297.

It is an arithmetic number, because the mean of its divisors is an integer number (2083427049297).

Almost surely, 2^{4166854098593} is an apocalyptic number.

It is an amenable number.

4166854098593 is a deficient number, since it is larger than the sum of its proper divisors (1).

4166854098593 is an equidigital number, since it uses as much as digits as its factorization.

4166854098593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 223948800, while the sum is 68.

The spelling of 4166854098593 in words is "four trillion, one hundred sixty-six billion, eight hundred fifty-four million, ninety-eight thousand, five hundred ninety-three".