6516040350 has 96 divisors (see below), whose sum is σ = 16713216000. Its totient is φ = 1678320000.

The previous prime is 6516040339. The next prime is 6516040357. The reversal of 6516040350 is 530406156.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6516040357) 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, 3258651 + ... + 3260649.

It is an arithmetic number, because the mean of its divisors is an integer number (174096000).

Almost surely, 2^6516040350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6516040350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8356608000).

6516040350 is an abundant number, since it is smaller than the sum of its proper divisors (10197175650).

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

6516040350 is a wasteful number, since it uses less digits than its factorization.

6516040350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2746 (or 2741 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 6516040350 is about 80721.9942147120. The cubic root of 6516040350 is about 1867.7894656935.

The spelling of 6516040350 in words is "six billion, five hundred sixteen million, forty thousand, three hundred fifty".