6562628240 has 40 divisors (see below), whose sum is σ = 17437842240. Its totient is φ = 2250043776.

The previous prime is 6562628239. The next prime is 6562628243. The reversal of 6562628240 is 428262656.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (6562628243) 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 7 ways as a sum of consecutive naturals, for example, 5858930 + ... + 5860049.

It is an arithmetic number, because the mean of its divisors is an integer number (435946056).

Almost surely, 2^6562628240 is an apocalyptic number.

It is an amenable number.

6562628240 is an abundant number, since it is smaller than the sum of its proper divisors (10875214000).

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

6562628240 is a wasteful number, since it uses less digits than its factorization.

6562628240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11718999 (or 11718993 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 41.

The square root of 6562628240 is about 81010.0502406954. The cubic root of 6562628240 is about 1872.2302919378.

The spelling of 6562628240 in words is "six billion, five hundred sixty-two million, six hundred twenty-eight thousand, two hundred forty".