6522785512 has 16 divisors (see below), whose sum is σ = 12231093600. Its totient is φ = 3261160560.

The previous prime is 6522785497. The next prime is 6522785513. The reversal of 6522785512 is 2155872256.

It is not an unprimeable number, because it can be changed into a prime (6522785513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173437 + ... + 207667.

It is an arithmetic number, because the mean of its divisors is an integer number (764443350).

Almost surely, 2^6522785512 is an apocalyptic number.

It is an amenable number.

6522785512 is a deficient number, since it is larger than the sum of its proper divisors (5708308088).

6522785512 is a wasteful number, since it uses less digits than its factorization.

6522785512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58056 (or 58052 counting only the distinct ones).

The product of its digits is 336000, while the sum is 43.

The square root of 6522785512 is about 80763.7636072020. The cubic root of 6522785512 is about 1868.4337321073.

The spelling of 6522785512 in words is "six billion, five hundred twenty-two million, seven hundred eighty-five thousand, five hundred twelve".