6835379899 has 2 divisors, whose sum is σ = 6835379900. Its totient is φ = 6835379898.

The previous prime is 6835379891. The next prime is 6835379909. The reversal of 6835379899 is 9989735386.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6835379899 - 2³ = 6835379891 is a prime.

It is not a weakly prime, because it can be changed into another prime (6835379891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3417689949 + 3417689950.

It is an arithmetic number, because the mean of its divisors is an integer number (3417689950).

Almost surely, 2^6835379899 is an apocalyptic number.

6835379899 is a deficient number, since it is larger than the sum of its proper divisors (1).

6835379899 is an equidigital number, since it uses as much as digits as its factorization.

6835379899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 88179840, while the sum is 67.

The square root of 6835379899 is about 82676.3563481120. The cubic root of 6835379899 is about 1897.8165035796.

The spelling of 6835379899 in words is "six billion, eight hundred thirty-five million, three hundred seventy-nine thousand, eight hundred ninety-nine".