6558472512 has 42 divisors (see below), whose sum is σ = 18798678938. Its totient is φ = 2186157312.

The previous prime is 6558472511. The next prime is 6558472549. The reversal of 6558472512 is 2152748556.

6558472512 is a `hidden beast` number, since 6 + 55 + 84 + 7 + 2 + 512 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4448356416 + 2110116096 = 66696^2 + 45936^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6558472511) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5692543 + ... + 5693694.

Almost surely, 2^6558472512 is an apocalyptic number.

It is an amenable number.

6558472512 is an abundant number, since it is smaller than the sum of its proper divisors (12240206426).

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

6558472512 is a wasteful number, since it uses less digits than its factorization.

6558472512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11386255 (or 11386242 counting only the distinct ones).

The product of its digits is 672000, while the sum is 45.

The square root of 6558472512 is about 80984.3967193681. The cubic root of 6558472512 is about 1871.8350172375.

The spelling of 6558472512 in words is "six billion, five hundred fifty-eight million, four hundred seventy-two thousand, five hundred twelve".