6867835855 has 16 divisors (see below), whose sum is σ = 8772645600. Its totient is φ = 5146606080.

The previous prime is 6867835801. The next prime is 6867835879. The reversal of 6867835855 is 5585387686.

It is a happy number.

It is not a de Polignac number, because 6867835855 - 2⁷ = 6867835727 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6867835793 and 6867835802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 397686 + ... + 414595.

It is an arithmetic number, because the mean of its divisors is an integer number (548290350).

Almost surely, 2^6867835855 is an apocalyptic number.

6867835855 is a deficient number, since it is larger than the sum of its proper divisors (1904809745).

6867835855 is a wasteful number, since it uses less digits than its factorization.

6867835855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812394.

The product of its digits is 48384000, while the sum is 61.

The square root of 6867835855 is about 82872.4070785928. The cubic root of 6867835855 is about 1900.8155183340.

The spelling of 6867835855 in words is "six billion, eight hundred sixty-seven million, eight hundred thirty-five thousand, eight hundred fifty-five".