6660013300 has 36 divisors (see below), whose sum is σ = 14464722636. Its totient is φ = 2661702400.

The previous prime is 6660013291. The next prime is 6660013343. The reversal of 6660013300 is 33100666.

It can be written as a sum of positive squares in 6 ways, for example, as 6022116 + 6653991184 = 2454^2 + 81572^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89904 + ... + 146296.

It is an arithmetic number, because the mean of its divisors is an integer number (401797851).

Almost surely, 2^6660013300 is an apocalyptic number.

It is an amenable number.

6660013300 is an abundant number, since it is smaller than the sum of its proper divisors (7804709336).

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

6660013300 is a wasteful number, since it uses less digits than its factorization.

6660013300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57588 (or 57581 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 6660013300 is about 81608.9045386593. The cubic root of 6660013300 is about 1881.4457435863.

Adding to 6660013300 its reverse (33100666), we get a palindrome (6693113966).

The spelling of 6660013300 in words is "six billion, six hundred sixty million, thirteen thousand, three hundred".