6877578818 has 16 divisors (see below), whose sum is σ = 11743534656. Its totient is φ = 2990251440.

The previous prime is 6877578809. The next prime is 6877578853. The reversal of 6877578818 is 8188757786.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 6795521 + ... + 6796532.

It is an arithmetic number, because the mean of its divisors is an integer number (733970916).

Almost surely, 2^6877578818 is an apocalyptic number.

6877578818 is a deficient number, since it is larger than the sum of its proper divisors (4865955838).

6877578818 is a wasteful number, since it uses less digits than its factorization.

6877578818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13592089.

The product of its digits is 42147840, while the sum is 65.

The square root of 6877578818 is about 82931.1691585257. The cubic root of 6877578818 is about 1901.7139490787.

The spelling of 6877578818 in words is "six billion, eight hundred seventy-seven million, five hundred seventy-eight thousand, eight hundred eighteen".