5216866799 has 2 divisors, whose sum is σ = 5216866800. Its totient is φ = 5216866798.

The previous prime is 5216866751. The next prime is 5216866813. The reversal of 5216866799 is 9976686125.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5216866799 - 2²⁸ = 4948431343 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5216866709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2608433399 + 2608433400.

It is an arithmetic number, because the mean of its divisors is an integer number (2608433400).

Almost surely, 2^5216866799 is an apocalyptic number.

5216866799 is a deficient number, since it is larger than the sum of its proper divisors (1).

5216866799 is an equidigital number, since it uses as much as digits as its factorization.

5216866799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9797760, while the sum is 59.

The square root of 5216866799 is about 72227.8810363422. The cubic root of 5216866799 is about 1734.3493532637.

The spelling of 5216866799 in words is "five billion, two hundred sixteen million, eight hundred sixty-six thousand, seven hundred ninety-nine".