4558169490169 has 9 divisors (see below), whose sum is σ = 4577833590703. Its totient is φ = 4538589524392.

The previous prime is 4558169490157. The next prime is 4558169490179. The reversal of 4558169490169 is 9610949618554.

The square root of 4558169490169 is 2134987.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1164424437225 + 3393745052944 = 1079085^2 + 1842212^2 .

It is not a de Polignac number, because 4558169490169 - 2⁵ = 4558169490137 is a prime.

It is a super-2 number, since 2×4558169490169² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4558169490179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 510257427 + ... + 510266359.

Almost surely, 2^{4558169490169} is an apocalyptic number.

4558169490169 is the 2134987-th square number.

4558169490169 is the 1067494-th centered octagonal number.

It is an amenable number.

4558169490169 is a deficient number, since it is larger than the sum of its proper divisors (19664100534).

4558169490169 is an frugal number, since it uses more digits than its factorization.

4558169490169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18344 (or 9172 counting only the distinct ones).

The product of its (nonzero) digits is 83980800, while the sum is 67.

The spelling of 4558169490169 in words is "four trillion, five hundred fifty-eight billion, one hundred sixty-nine million, four hundred ninety thousand, one hundred sixty-nine".