5188972643 has 2 divisors, whose sum is σ = 5188972644. Its totient is φ = 5188972642.

The previous prime is 5188972627. The next prime is 5188972673. The reversal of 5188972643 is 3462798815.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5188972643 - 2⁴ = 5188972627 is a prime.

It is not a weakly prime, because it can be changed into another prime (5188972673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2594486321 + 2594486322.

It is an arithmetic number, because the mean of its divisors is an integer number (2594486322).

Almost surely, 2^5188972643 is an apocalyptic number.

5188972643 is a deficient number, since it is larger than the sum of its proper divisors (1).

5188972643 is an equidigital number, since it uses as much as digits as its factorization.

5188972643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2903040, while the sum is 53.

The square root of 5188972643 is about 72034.5239659429. The cubic root of 5188972643 is about 1731.2526865542.

The spelling of 5188972643 in words is "five billion, one hundred eighty-eight million, nine hundred seventy-two thousand, six hundred forty-three".