8728367899 has 2 divisors, whose sum is σ = 8728367900. Its totient is φ = 8728367898.

The previous prime is 8728367873. The next prime is 8728367903. The reversal of 8728367899 is 9987638278.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8728367899 - 2⁹ = 8728367387 is a prime.

It is not a weakly prime, because it can be changed into another prime (8728361899) by changing a digit.

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, 4364183949 + 4364183950.

It is an arithmetic number, because the mean of its divisors is an integer number (4364183950).

Almost surely, 2^8728367899 is an apocalyptic number.

8728367899 is a deficient number, since it is larger than the sum of its proper divisors (1).

8728367899 is an equidigital number, since it uses as much as digits as its factorization.

8728367899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 73156608, while the sum is 67.

The square root of 8728367899 is about 93425.7346719842. The cubic root of 8728367899 is about 2058.9431141069.

The spelling of 8728367899 in words is "eight billion, seven hundred twenty-eight million, three hundred sixty-seven thousand, eight hundred ninety-nine".