5143261688 has 16 divisors (see below), whose sum is σ = 9647334360. Its totient is φ = 2570639200.

The previous prime is 5143261663. The next prime is 5143261699. The reversal of 5143261688 is 8861623415.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 101678 + ... + 143613.

Almost surely, 2^5143261688 is an apocalyptic number.

It is an amenable number.

5143261688 is a deficient number, since it is larger than the sum of its proper divisors (4504072672).

5143261688 is a wasteful number, since it uses less digits than its factorization.

5143261688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247918 (or 247914 counting only the distinct ones).

The product of its digits is 276480, while the sum is 44.

The square root of 5143261688 is about 71716.5370608481. The cubic root of 5143261688 is about 1726.1540062741.

The spelling of 5143261688 in words is "five billion, one hundred forty-three million, two hundred sixty-one thousand, six hundred eighty-eight".