89170917384169 has 4 divisors (see below), whose sum is σ = 89172713822080. Its totient is φ = 89169120946260.

The previous prime is 89170917384103. The next prime is 89170917384193. The reversal of 89170917384169 is 96148371907198.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 89170917384169 - 2¹⁹ = 89170916859881 is a prime.

It is a super-2 number, since 2×89170917384169² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89170917385169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 898144497 + ... + 898243774.

It is an arithmetic number, because the mean of its divisors is an integer number (22293178455520).

Almost surely, 2^{89170917384169} is an apocalyptic number.

It is an amenable number.

89170917384169 is a deficient number, since it is larger than the sum of its proper divisors (1796437911).

89170917384169 is a wasteful number, since it uses less digits than its factorization.

89170917384169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1796437910.

The product of its (nonzero) digits is 164602368, while the sum is 73.

The spelling of 89170917384169 in words is "eighty-nine trillion, one hundred seventy billion, nine hundred seventeen million, three hundred eighty-four thousand, one hundred sixty-nine".