6616612306 has 16 divisors (see below), whose sum is σ = 10094578200. Its totient is φ = 3252211200.

The previous prime is 6616612271. The next prime is 6616612367. The reversal of 6616612306 is 6032166166.

It can be written as a sum of positive squares in 4 ways, for example, as 5707047025 + 909565281 = 75545^2 + 30159^2 .

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 7 ways as a sum of consecutive naturals, for example, 85545 + ... + 143356.

Almost surely, 2^6616612306 is an apocalyptic number.

6616612306 is a deficient number, since it is larger than the sum of its proper divisors (3477965894).

6616612306 is a wasteful number, since it uses less digits than its factorization.

6616612306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229149.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 6616612306 is about 81342.5614669221. The cubic root of 6616612306 is about 1877.3499241213.

The spelling of 6616612306 in words is "six billion, six hundred sixteen million, six hundred twelve thousand, three hundred six".