4168678856 has 32 divisors (see below), whose sum is σ = 7887797280. Its totient is φ = 2065315200.

The previous prime is 4168678853. The next prime is 4168678859. The reversal of 4168678856 is 6588768614.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4168678853) and next prime (4168678859).

It is a super-2 number, since 2×4168678856² = 34755766808922937472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4168678795 and 4168678804.

It is not an unprimeable number, because it can be changed into a prime (4168678853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 794915 + ... + 800141.

It is an arithmetic number, because the mean of its divisors is an integer number (246493665).

Almost surely, 2^4168678856 is an apocalyptic number.

It is an amenable number.

4168678856 is a deficient number, since it is larger than the sum of its proper divisors (3719118424).

4168678856 is a wasteful number, since it uses less digits than its factorization.

4168678856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6125 (or 6121 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 59.

The square root of 4168678856 is about 64565.3069070379. The cubic root of 4168678856 is about 1609.4079656482.

The spelling of 4168678856 in words is "four billion, one hundred sixty-eight million, six hundred seventy-eight thousand, eight hundred fifty-six".