5206478823 has 48 divisors (see below), whose sum is σ = 9545514240. Its totient is φ = 2746257696.

The previous prime is 5206478821. The next prime is 5206478833. The reversal of 5206478823 is 3288746025.

5206478823 is a `hidden beast` number, since 520 + 6 + 47 + 8 + 82 + 3 = 666.

It is not a de Polignac number, because 5206478823 - 2¹ = 5206478821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5206478821) 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 47 ways as a sum of consecutive naturals, for example, 49561 + ... + 113442.

It is an arithmetic number, because the mean of its divisors is an integer number (198864880).

Almost surely, 2^5206478823 is an apocalyptic number.

5206478823 is a deficient number, since it is larger than the sum of its proper divisors (4339035417).

5206478823 is a wasteful number, since it uses less digits than its factorization.

5206478823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163045 (or 163026 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 5206478823 is about 72155.9340802958. The cubic root of 5206478823 is about 1733.1974261496.

The spelling of 5206478823 in words is "five billion, two hundred six million, four hundred seventy-eight thousand, eight hundred twenty-three".