6505573147244 has 12 divisors (see below), whose sum is σ = 11400412920624. Its totient is φ = 3248312312784.

The previous prime is 6505573147231. The next prime is 6505573147279. The reversal of 6505573147244 is 4427413755056.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1118561939 + ... + 1118567754.

It is an arithmetic number, because the mean of its divisors is an integer number (950034410052).

Almost surely, 2^{6505573147244} is an apocalyptic number.

It is an amenable number.

6505573147244 is a deficient number, since it is larger than the sum of its proper divisors (4894839773380).

6505573147244 is a wasteful number, since it uses less digits than its factorization.

6505573147244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2237130424 (or 2237130422 counting only the distinct ones).

The product of its (nonzero) digits is 14112000, while the sum is 53.

The spelling of 6505573147244 in words is "six trillion, five hundred five billion, five hundred seventy-three million, one hundred forty-seven thousand, two hundred forty-four".