6515002368 has 440 divisors, whose sum is σ = 22787204000. Its totient is φ = 1853300736.

The previous prime is 6515002339. The next prime is 6515002393. The reversal of 6515002368 is 8632005156.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 28449678 + ... + 28449906.

It is an arithmetic number, because the mean of its divisors is an integer number (51789100).

Almost surely, 2^6515002368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6515002368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11393602000).

6515002368 is an abundant number, since it is smaller than the sum of its proper divisors (16272201632).

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

6515002368 is an equidigital number, since it uses as much as digits as its factorization.

6515002368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 6515002368 is about 80715.5645956838. The cubic root of 6515002368 is about 1867.6902830255.

The spelling of 6515002368 in words is "six billion, five hundred fifteen million, two thousand, three hundred sixty-eight".