4278517270806 has 32 divisors (see below), whose sum is σ = 9079790878080. Its totient is φ = 1339405652096.

The previous prime is 4278517270733. The next prime is 4278517270831. The reversal of 4278517270806 is 6080727158724.

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, 44862696 + ... + 44957963.

It is an arithmetic number, because the mean of its divisors is an integer number (283743464940).

Almost surely, 2^{4278517270806} is an apocalyptic number.

4278517270806 is an abundant number, since it is smaller than the sum of its proper divisors (4801273607274).

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

4278517270806 is a wasteful number, since it uses less digits than its factorization.

4278517270806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89821148.

The product of its (nonzero) digits is 10536960, while the sum is 57.

The spelling of 4278517270806 in words is "four trillion, two hundred seventy-eight billion, five hundred seventeen million, two hundred seventy thousand, eight hundred six".