6571063137872 has 40 divisors (see below), whose sum is σ = 12839115833280. Its totient is φ = 3257783959040.

The previous prime is 6571063137857. The next prime is 6571063137893. The reversal of 6571063137872 is 2787313601756.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1281704 + ... + 3845112.

It is an arithmetic number, because the mean of its divisors is an integer number (320977895832).

Almost surely, 2^{6571063137872} is an apocalyptic number.

It is a pronic number, being equal to 2563408×2563409.

It is an amenable number.

6571063137872 is a deficient number, since it is larger than the sum of its proper divisors (6268052695408).

6571063137872 is a wasteful number, since it uses less digits than its factorization.

6571063137872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2564771 (or 2564765 counting only the distinct ones).

The product of its (nonzero) digits is 8890560, while the sum is 56.

The spelling of 6571063137872 in words is "six trillion, five hundred seventy-one billion, sixty-three million, one hundred thirty-seven thousand, eight hundred seventy-two".