5218872499 has 2 divisors, whose sum is σ = 5218872500. Its totient is φ = 5218872498.

The previous prime is 5218872467. The next prime is 5218872511. The reversal of 5218872499 is 9942788125.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5218872499 - 2⁵ = 5218872467 is a prime.

It is not a weakly prime, because it can be changed into another prime (5218872409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2609436249 + 2609436250.

It is an arithmetic number, because the mean of its divisors is an integer number (2609436250).

Almost surely, 2^5218872499 is an apocalyptic number.

5218872499 is a deficient number, since it is larger than the sum of its proper divisors (1).

5218872499 is an equidigital number, since it uses as much as digits as its factorization.

5218872499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2903040, while the sum is 55.

The square root of 5218872499 is about 72241.7642295646. The cubic root of 5218872499 is about 1734.5715900283.

The spelling of 5218872499 in words is "five billion, two hundred eighteen million, eight hundred seventy-two thousand, four hundred ninety-nine".