170006347546549 has 2 divisors, whose sum is σ = 170006347546550. Its totient is φ = 170006347546548.

The previous prime is 170006347546481. The next prime is 170006347546561. The reversal of 170006347546549 is 945645743600071.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134987055902449 + 35019291644100 = 11618393^2 + 5917710^2 .

It is an emirp because it is prime and its reverse (945645743600071) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 170006347546549 - 2⁷ = 170006347546421 is a prime.

It is a super-2 number, since 2×170006347546549² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (170006347546589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85003173773274 + 85003173773275.

It is an arithmetic number, because the mean of its divisors is an integer number (85003173773275).

Almost surely, 2^{170006347546549} is an apocalyptic number.

It is an amenable number.

170006347546549 is a deficient number, since it is larger than the sum of its proper divisors (1).

170006347546549 is an equidigital number, since it uses as much as digits as its factorization.

170006347546549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 76204800, while the sum is 61.

The spelling of 170006347546549 in words is "one hundred seventy trillion, six billion, three hundred forty-seven million, five hundred forty-six thousand, five hundred forty-nine".