6646001130 has 128 divisors (see below), whose sum is σ = 18013881600. Its totient is φ = 1743363072.

The previous prime is 6646001107. The next prime is 6646001143. The reversal of 6646001130 is 311006466.

6646001130 is a `hidden beast` number, since 6 + 646 + 0 + 0 + 1 + 13 + 0 = 666.

It is a super-2 number, since 2×6646001130² = 88338662039922553800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6646001094 and 6646001103.

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 63 ways as a sum of consecutive naturals, for example, 5598397 + ... + 5599583.

It is an arithmetic number, because the mean of its divisors is an integer number (140733450).

Almost surely, 2^6646001130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6646001130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9006940800).

6646001130 is an abundant number, since it is smaller than the sum of its proper divisors (11367880470).

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

6646001130 is a wasteful number, since it uses less digits than its factorization.

6646001130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525 (or 1519 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 6646001130 is about 81523.0098193142. The cubic root of 6646001130 is about 1880.1253434235.

Adding to 6646001130 its reverse (311006466), we get a palindrome (6957007596).

The spelling of 6646001130 in words is "six billion, six hundred forty-six million, one thousand, one hundred thirty".