5143888898 has 4 divisors (see below), whose sum is σ = 7715833350. Its totient is φ = 2571944448.

The previous prime is 5143888879. The next prime is 5143888901. The reversal of 5143888898 is 8988883415.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3146424649 + 1997464249 = 56093^2 + 44693^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5143888898.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1285972223 + ... + 1285972226.

Almost surely, 2^5143888898 is an apocalyptic number.

5143888898 is a deficient number, since it is larger than the sum of its proper divisors (2571944452).

5143888898 is a wasteful number, since it uses less digits than its factorization.

5143888898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571944451.

The product of its digits is 17694720, while the sum is 62.

The square root of 5143888898 is about 71720.9097683514. The cubic root of 5143888898 is about 1726.2241703783.

The spelling of 5143888898 in words is "five billion, one hundred forty-three million, eight hundred eighty-eight thousand, eight hundred ninety-eight".