5278653556618 has 16 divisors (see below), whose sum is σ = 8527410533376. Its totient is φ = 2436200273520.

The previous prime is 5278653556609. The next prime is 5278653556633. The reversal of 5278653556618 is 8166553568725.

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 7 ways as a sum of consecutive naturals, for example, 3584938 + ... + 4838293.

It is an arithmetic number, because the mean of its divisors is an integer number (532963158336).

Almost surely, 2^{5278653556618} is an apocalyptic number.

5278653556618 is a deficient number, since it is larger than the sum of its proper divisors (3248756976758).

5278653556618 is a wasteful number, since it uses less digits than its factorization.

5278653556618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8447349.

The product of its digits is 362880000, while the sum is 67.

The spelling of 5278653556618 in words is "five trillion, two hundred seventy-eight billion, six hundred fifty-three million, five hundred fifty-six thousand, six hundred eighteen".