5185456863 has 8 divisors (see below), whose sum is σ = 6968383488. Its totient is φ = 3429750744.

The previous prime is 5185456819. The next prime is 5185456867. The reversal of 5185456863 is 3686545815.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5185456863 - 2⁶ = 5185456799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5185456867) 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, 6804681 + ... + 6805442.

It is an arithmetic number, because the mean of its divisors is an integer number (871047936).

Almost surely, 2^5185456863 is an apocalyptic number.

5185456863 is a deficient number, since it is larger than the sum of its proper divisors (1782926625).

5185456863 is a wasteful number, since it uses less digits than its factorization.

5185456863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13610253.

The product of its digits is 3456000, while the sum is 51.

The square root of 5185456863 is about 72010.1163934624. The cubic root of 5185456863 is about 1730.8615957297.

The spelling of 5185456863 in words is "five billion, one hundred eighty-five million, four hundred fifty-six thousand, eight hundred sixty-three".