5389820549 has 16 divisors (see below), whose sum is σ = 5770275840. Its totient is φ = 5023200000.

The previous prime is 5389820537. The next prime is 5389820563. The reversal of 5389820549 is 9450289835.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5389820549 is a prime.

It is a super-2 number, since 2×5389820549² = 58100331100845322802, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5389820549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5389826549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 353024 + ... + 367974.

It is an arithmetic number, because the mean of its divisors is an integer number (360642240).

Almost surely, 2^5389820549 is an apocalyptic number.

It is an amenable number.

5389820549 is a deficient number, since it is larger than the sum of its proper divisors (380455291).

5389820549 is a wasteful number, since it uses less digits than its factorization.

5389820549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15412.

The product of its (nonzero) digits is 3110400, while the sum is 53.

The square root of 5389820549 is about 73415.3972202017. The cubic root of 5389820549 is about 1753.3075459645.

It can be divided in two parts, 53898 and 20549, that added together give a palindrome (74447).

The spelling of 5389820549 in words is "five billion, three hundred eighty-nine million, eight hundred twenty thousand, five hundred forty-nine".