5143839868 has 24 divisors (see below), whose sum is σ = 9051895440. Its totient is φ = 2557605120.

The previous prime is 5143839859. The next prime is 5143839901. The reversal of 5143839868 is 8689383415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1663668 + ... + 1666756.

It is an arithmetic number, because the mean of its divisors is an integer number (377162310).

Almost surely, 2^5143839868 is an apocalyptic number.

It is an amenable number.

5143839868 is a deficient number, since it is larger than the sum of its proper divisors (3908055572).

5143839868 is a wasteful number, since it uses less digits than its factorization.

5143839868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5277 (or 5275 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 55.

The square root of 5143839868 is about 71720.5679564795. The cubic root of 5143839868 is about 1726.2186857446.

The spelling of 5143839868 in words is "five billion, one hundred forty-three million, eight hundred thirty-nine thousand, eight hundred sixty-eight".