3864673668878 has 32 divisors (see below), whose sum is σ = 6338956514400. Its totient is φ = 1752519516160.

The previous prime is 3864673668851. The next prime is 3864673668887. The reversal of 3864673668878 is 8788663764683.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 87269750 + ... + 87314022.

It is an arithmetic number, because the mean of its divisors is an integer number (198092391075).

Almost surely, 2^{3864673668878} is an apocalyptic number.

3864673668878 is a deficient number, since it is larger than the sum of its proper divisors (2474282845522).

3864673668878 is a wasteful number, since it uses less digits than its factorization.

3864673668878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53572.

The product of its digits is 9364045824, while the sum is 80.

The spelling of 3864673668878 in words is "three trillion, eight hundred sixty-four billion, six hundred seventy-three million, six hundred sixty-eight thousand, eight hundred seventy-eight".