6512137248 has 24 divisors (see below), whose sum is σ = 17094360528. Its totient is φ = 2170712384.

The previous prime is 6512137241. The next prime is 6512137259. The reversal of 6512137248 is 8427312156.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (6512137241) by changing a digit.

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, 33917286 + ... + 33917477.

It is an arithmetic number, because the mean of its divisors is an integer number (712265022).

Almost surely, 2^6512137248 is an apocalyptic number.

It is an amenable number.

6512137248 is an abundant number, since it is smaller than the sum of its proper divisors (10582223280).

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

6512137248 is a wasteful number, since it uses less digits than its factorization.

6512137248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67834776 (or 67834768 counting only the distinct ones).

The product of its digits is 80640, while the sum is 39.

The square root of 6512137248 is about 80697.8143941953. The cubic root of 6512137248 is about 1867.4164564990.

The spelling of 6512137248 in words is "six billion, five hundred twelve million, one hundred thirty-seven thousand, two hundred forty-eight".