6884811078 has 32 divisors (see below), whose sum is σ = 13911645696. Its totient is φ = 2271293568.

The previous prime is 6884811077. The next prime is 6884811127. The reversal of 6884811078 is 8701184886.

It is a self number, because there is not a number n which added to its sum of digits gives 6884811078.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6884811071) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1986375 + ... + 1989837.

It is an arithmetic number, because the mean of its divisors is an integer number (434738928).

Almost surely, 2^6884811078 is an apocalyptic number.

6884811078 is an abundant number, since it is smaller than the sum of its proper divisors (7026834618).

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

6884811078 is a wasteful number, since it uses less digits than its factorization.

6884811078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6788.

The product of its (nonzero) digits is 688128, while the sum is 51.

The square root of 6884811078 is about 82974.7616929389. The cubic root of 6884811078 is about 1902.3803110797.

The spelling of 6884811078 in words is "six billion, eight hundred eighty-four million, eight hundred eleven thousand, seventy-eight".