5246539489 has 9 divisors (see below), whose sum is σ = 5301650809. Its totient is φ = 5191997440.

The previous prime is 5246539481. The next prime is 5246539511. The reversal of 5246539489 is 9849356425.

The square root of 5246539489 is 72433.

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 175960225 + 5070579264 = 13265^2 + 71208^2 .

It is not a de Polignac number, because 5246539489 - 2³ = 5246539481 is a prime.

It is a super-2 number, since 2×5246539489² = 55052353219272762242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5246539481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8184609 + ... + 8185249.

Almost surely, 2^5246539489 is an apocalyptic number.

5246539489 is the 72433-rd square number.

5246539489 is the 36217-th centered octagonal number.

It is an amenable number.

5246539489 is a deficient number, since it is larger than the sum of its proper divisors (55111320).

5246539489 is an frugal number, since it uses more digits than its factorization.

5246539489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508 (or 754 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 55.

The cubic root of 5246539489 is about 1737.6313709409.

The spelling of 5246539489 in words is "five billion, two hundred forty-six million, five hundred thirty-nine thousand, four hundred eighty-nine".