5243615805 has 16 divisors (see below), whose sum is σ = 8393437440. Its totient is φ = 2795377728.

The previous prime is 5243615789. The next prime is 5243615827. The reversal of 5243615805 is 5085163425.

It is not a de Polignac number, because 5243615805 - 2⁴ = 5243615789 is a prime.

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, 39925 + ... + 109914.

It is an arithmetic number, because the mean of its divisors is an integer number (524589840).

Almost surely, 2^5243615805 is an apocalyptic number.

It is an amenable number.

5243615805 is a deficient number, since it is larger than the sum of its proper divisors (3149821635).

5243615805 is a wasteful number, since it uses less digits than its factorization.

5243615805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152180.

The product of its (nonzero) digits is 144000, while the sum is 39.

The square root of 5243615805 is about 72412.8151986926. The cubic root of 5243615805 is about 1737.3085404340.

The spelling of 5243615805 in words is "five billion, two hundred forty-three million, six hundred fifteen thousand, eight hundred five".