6516895320 has 192 divisors, whose sum is σ = 23012851680. Its totient is φ = 1589833728.

The previous prime is 6516895271. The next prime is 6516895373. The reversal of 6516895320 is 235986156.

6516895320 is a `hidden beast` number, since 6 + 51 + 68 + 9 + 532 + 0 = 666.

It is a super-2 number, since 2×6516895320² = 84939849223675804800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 522679 + ... + 535001.

Almost surely, 2^6516895320 is an apocalyptic number.

6516895320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6516895320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11506425840).

6516895320 is an abundant number, since it is smaller than the sum of its proper divisors (16495956360).

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

6516895320 is a wasteful number, since it uses less digits than its factorization.

6516895320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12466 (or 12459 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The square root of 6516895320 is about 80727.2898095805. The cubic root of 6516895320 is about 1867.8711530391.

The spelling of 6516895320 in words is "six billion, five hundred sixteen million, eight hundred ninety-five thousand, three hundred twenty".