5243247656 has 32 divisors (see below), whose sum is σ = 10075375200. Its totient is φ = 2556671040.

The previous prime is 5243247641. The next prime is 5243247671. The reversal of 5243247656 is 6567423425.

It is an interprime number because it is at equal distance from previous prime (5243247641) and next prime (5243247671).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215855 + ... + 238913.

It is an arithmetic number, because the mean of its divisors is an integer number (314855475).

Almost surely, 2^5243247656 is an apocalyptic number.

It is an amenable number.

5243247656 is a deficient number, since it is larger than the sum of its proper divisors (4832127544).

5243247656 is a wasteful number, since it uses less digits than its factorization.

5243247656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23769 (or 23765 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 44.

The square root of 5243247656 is about 72410.2731385540. The cubic root of 5243247656 is about 1737.2678812531.

The spelling of 5243247656 in words is "five billion, two hundred forty-three million, two hundred forty-seven thousand, six hundred fifty-six".