6875638818 has 8 divisors (see below), whose sum is σ = 13751277648. Its totient is φ = 2291879604.

The previous prime is 6875638807. The next prime is 6875638843. The reversal of 6875638818 is 8188365786.

It is a sphenic number, since it is the product of 3 distinct primes.

6875638818 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572969896 + ... + 572969907.

It is an arithmetic number, because the mean of its divisors is an integer number (1718909706).

Almost surely, 2^6875638818 is an apocalyptic number.

6875638818 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6875638818 is a wasteful number, since it uses less digits than its factorization.

6875638818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145939808.

The product of its digits is 15482880, while the sum is 60.

The square root of 6875638818 is about 82919.4718868855. The cubic root of 6875638818 is about 1901.5351229684.

The spelling of 6875638818 in words is "six billion, eight hundred seventy-five million, six hundred thirty-eight thousand, eight hundred eighteen".