41666670709 has 2 divisors, whose sum is σ = 41666670710. Its totient is φ = 41666670708.

The previous prime is 41666670697. The next prime is 41666670733. The reversal of 41666670709 is 90707666614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40517664100 + 1149006609 = 201290^2 + 33897^2 .

It is a cyclic number.

It is not a de Polignac number, because 41666670709 - 2¹⁵ = 41666637941 is a prime.

It is a super-2 number, since 2×41666670709² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41666679709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20833335354 + 20833335355.

It is an arithmetic number, because the mean of its divisors is an integer number (20833335355).

Almost surely, 2^41666670709 is an apocalyptic number.

It is an amenable number.

41666670709 is a deficient number, since it is larger than the sum of its proper divisors (1).

41666670709 is an equidigital number, since it uses as much as digits as its factorization.

41666670709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The spelling of 41666670709 in words is "forty-one billion, six hundred sixty-six million, six hundred seventy thousand, seven hundred nine".