182813539489 has 27 divisors (see below), whose sum is σ = 225968839257. Its totient is φ = 147438783744.

The previous prime is 182813539483. The next prime is 182813539537. The reversal of 182813539489 is 984935318281.

The square root of 182813539489 is 427567.

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

It can be written as a sum of positive squares in 4 ways, for example, as 2154537889 + 180659001600 = 46417^2 + 425040^2 .

It is not a de Polignac number, because 182813539489 - 2⁷ = 182813539361 is a prime.

It is a super-2 number, since 2×182813539489² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (182813539483) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 50878677 + ... + 50882269.

Almost surely, 2^182813539489 is an apocalyptic number.

182813539489 is the 427567-th square number.

182813539489 is the 213784-th centered octagonal number.

It is an amenable number.

182813539489 is a deficient number, since it is larger than the sum of its proper divisors (43155299768).

182813539489 is an frugal number, since it uses more digits than its factorization.

182813539489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7234 (or 3617 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 61.

The spelling of 182813539489 in words is "one hundred eighty-two billion, eight hundred thirteen million, five hundred thirty-nine thousand, four hundred eighty-nine".