5478618345 has 16 divisors (see below), whose sum is σ = 8769116160. Its totient is φ = 2920820864.

The previous prime is 5478618323. The next prime is 5478618367. The reversal of 5478618345 is 5438168745.

It is an interprime number because it is at equal distance from previous prime (5478618323) and next prime (5478618367).

It is a cyclic number.

It is not a de Polignac number, because 5478618345 - 2⁷ = 5478618217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27660 + ... + 108269.

It is an arithmetic number, because the mean of its divisors is an integer number (548069760).

Almost surely, 2^5478618345 is an apocalyptic number.

It is an amenable number.

5478618345 is a deficient number, since it is larger than the sum of its proper divisors (3290497815).

5478618345 is a wasteful number, since it uses less digits than its factorization.

5478618345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138624.

The product of its digits is 3225600, while the sum is 51.

The square root of 5478618345 is about 74017.6894059792. The cubic root of 5478618345 is about 1762.8837822273.

Subtracting from 5478618345 its reverse (5438168745), we obtain a square (40449600 = 6360²).

The spelling of 5478618345 in words is "five billion, four hundred seventy-eight million, six hundred eighteen thousand, three hundred forty-five".