170023448804381 has 2 divisors, whose sum is σ = 170023448804382. Its totient is φ = 170023448804380.

The previous prime is 170023448804371. The next prime is 170023448804471. The reversal of 170023448804381 is 183408844320071.

It is a happy number.

170023448804381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153265142800900 + 16758306003481 = 12380030^2 + 4093691^2 .

It is a cyclic number.

It is not a de Polignac number, because 170023448804381 - 2¹⁰ = 170023448803357 is a prime.

It is a super-2 number, since 2×170023448804381² (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 (170023448804371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85011724402190 + 85011724402191.

It is an arithmetic number, because the mean of its divisors is an integer number (85011724402191).

Almost surely, 2^{170023448804381} is an apocalyptic number.

It is an amenable number.

170023448804381 is a deficient number, since it is larger than the sum of its proper divisors (1).

170023448804381 is an equidigital number, since it uses as much as digits as its factorization.

170023448804381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4128768, while the sum is 53.

The spelling of 170023448804381 in words is "one hundred seventy trillion, twenty-three billion, four hundred forty-eight million, eight hundred four thousand, three hundred eighty-one".