6515000500650 has 96 divisors (see below), whose sum is σ = 16534746708480. Its totient is φ = 1696745964480.

The previous prime is 6515000500627. The next prime is 6515000500651. The reversal of 6515000500650 is 560050005156.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6515000500651) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 65346739 + ... + 65446361.

It is an arithmetic number, because the mean of its divisors is an integer number (172236944880).

Almost surely, 2^{6515000500650} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6515000500650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8267373354240).

6515000500650 is an abundant number, since it is smaller than the sum of its proper divisors (10019746207830).

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

6515000500650 is a wasteful number, since it uses less digits than its factorization.

6515000500650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109820 (or 109815 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 6515000500650 in words is "six trillion, five hundred fifteen billion, five hundred thousand, six hundred fifty".