6351660000 has 540 divisors, whose sum is σ = 26163793656. Its totient is φ = 1431360000.

The previous prime is 6351659999. The next prime is 6351660031. The reversal of 6351660000 is 661536.

6351660000 is a `hidden beast` number, since 6 + 3 + 51 + 6 + 600 + 0 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 89459965 + ... + 89460035.

Almost surely, 2^6351660000 is an apocalyptic number.

6351660000 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 6351660000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13081896828).

6351660000 is an abundant number, since it is smaller than the sum of its proper divisors (19812133656).

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

6351660000 is an equidigital number, since it uses as much as digits as its factorization.

6351660000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 6351660000 is about 79697.3023382850. The cubic root of 6351660000 is about 1851.9492481120.

The spelling of 6351660000 in words is "six billion, three hundred fifty-one million, six hundred sixty thousand".