5189844650 has 12 divisors (see below), whose sum is σ = 9653111142. Its totient is φ = 2075937840.

The previous prime is 5189844607. The next prime is 5189844689. The reversal of 5189844650 is 564489815.

It can be written as a sum of positive squares in 3 ways, for example, as 5011648849 + 178195801 = 70793^2 + 13349^2 .

It is a super-2 number, since 2×5189844650² = 53868974982267245000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (50), and also a Moran number because the ratio is a prime number: 103796893 = 5189844650 / (5 + 1 + 8 + 9 + 8 + 4 + 4 + 6 + 5 + 0).

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 51898397 + ... + 51898496.

Almost surely, 2^5189844650 is an apocalyptic number.

5189844650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5189844650 is a deficient number, since it is larger than the sum of its proper divisors (4463266492).

5189844650 is a wasteful number, since it uses less digits than its factorization.

5189844650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103796905 (or 103796900 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 50.

The square root of 5189844650 is about 72040.5764135740. The cubic root of 5189844650 is about 1731.3496601433.

The spelling of 5189844650 in words is "five billion, one hundred eighty-nine million, eight hundred forty-four thousand, six hundred fifty".