6506248872 has 16 divisors (see below), whose sum is σ = 16265622240. Its totient is φ = 2168749616.

The previous prime is 6506248841. The next prime is 6506248883. The reversal of 6506248872 is 2788426056.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135546828 + ... + 135546875.

It is an arithmetic number, because the mean of its divisors is an integer number (1016601390).

Almost surely, 2^6506248872 is an apocalyptic number.

It is an amenable number.

6506248872 is an abundant number, since it is smaller than the sum of its proper divisors (9759373368).

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

6506248872 is a wasteful number, since it uses less digits than its factorization.

6506248872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271093712 (or 271093708 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The square root of 6506248872 is about 80661.3220323099. The cubic root of 6506248872 is about 1866.8534377461.

The spelling of 6506248872 in words is "six billion, five hundred six million, two hundred forty-eight thousand, eight hundred seventy-two".