5143887218 has 8 divisors (see below), whose sum is σ = 7716306780. Its totient is φ = 2571784960.

The previous prime is 5143887193. The next prime is 5143887227. The reversal of 5143887218 is 8127883415.

It can be written as a sum of positive squares in 2 ways, for example, as 5069012809 + 74874409 = 71197^2 + 8653^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33503 + ... + 106818.

Almost surely, 2^5143887218 is an apocalyptic number.

5143887218 is a deficient number, since it is larger than the sum of its proper divisors (2572419562).

5143887218 is a wasteful number, since it uses less digits than its factorization.

5143887218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158652.

The product of its digits is 430080, while the sum is 47.

The square root of 5143887218 is about 71720.8980562848. The cubic root of 5143887218 is about 1726.2239824494.

The spelling of 5143887218 in words is "five billion, one hundred forty-three million, eight hundred eighty-seven thousand, two hundred eighteen".