6570543408 has 80 divisors (see below), whose sum is σ = 19941390336. Its totient is φ = 1837912320.

The previous prime is 6570543391. The next prime is 6570543409. The reversal of 6570543408 is 8043450756.

It is a self number, because there is not a number n which added to its sum of digits gives 6570543408.

It is not an unprimeable number, because it can be changed into a prime (6570543409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 471760 + ... + 485487.

Almost surely, 2^6570543408 is an apocalyptic number.

It is an amenable number.

6570543408 is an abundant number, since it is smaller than the sum of its proper divisors (13370846928).

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

6570543408 is a wasteful number, since it uses less digits than its factorization.

6570543408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957282 (or 957276 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The square root of 6570543408 is about 81058.8885193968. Note that the first 3 decimals coincide. The cubic root of 6570543408 is about 1872.9826868126.

The spelling of 6570543408 in words is "six billion, five hundred seventy million, five hundred forty-three thousand, four hundred eight".