6509880712 has 16 divisors (see below), whose sum is σ = 12599769600. Its totient is φ = 3149942160.

The previous prime is 6509880697. The next prime is 6509880721. The reversal of 6509880712 is 2170889056.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13124512 + ... + 13125007.

It is an arithmetic number, because the mean of its divisors is an integer number (787485600).

Almost surely, 2^6509880712 is an apocalyptic number.

6509880712 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

6509880712 is a deficient number, since it is larger than the sum of its proper divisors (6089888888).

6509880712 is a wasteful number, since it uses less digits than its factorization.

6509880712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26249556 (or 26249552 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 46.

The square root of 6509880712 is about 80683.8317880355. The cubic root of 6509880712 is about 1867.2007372906.

The spelling of 6509880712 in words is "six billion, five hundred nine million, eight hundred eighty thousand, seven hundred twelve".