6536247144 has 64 divisors (see below), whose sum is σ = 18687792000. Its totient is φ = 1866219264.

The previous prime is 6536247097. The next prime is 6536247167. The reversal of 6536247144 is 4417426356.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 6536247096 and 6536247105.

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, 247674 + ... + 272790.

It is an arithmetic number, because the mean of its divisors is an integer number (291996750).

Almost surely, 2^6536247144 is an apocalyptic number.

It is an amenable number.

6536247144 is an abundant number, since it is smaller than the sum of its proper divisors (12151544856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6536247144 is a wasteful number, since it uses less digits than its factorization.

6536247144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26682 (or 26678 counting only the distinct ones).

The product of its digits is 483840, while the sum is 42.

The square root of 6536247144 is about 80847.0602062932. The cubic root of 6536247144 is about 1869.7181978818.

The spelling of 6536247144 in words is "six billion, five hundred thirty-six million, two hundred forty-seven thousand, one hundred forty-four".