6616320104 has 16 divisors (see below), whose sum is σ = 12608971620. Its totient is φ = 3253927680.

The previous prime is 6616320041. The next prime is 6616320107. The reversal of 6616320104 is 4010236166.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5624700004 + 991620100 = 74998^2 + 31490^2 .

It is not an unprimeable number, because it can be changed into a prime (6616320107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6778529 + ... + 6779504.

Almost surely, 2^6616320104 is an apocalyptic number.

It is an amenable number.

6616320104 is a deficient number, since it is larger than the sum of its proper divisors (5992651516).

6616320104 is a wasteful number, since it uses less digits than its factorization.

6616320104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13558100 (or 13558096 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 6616320104 is about 81340.7653271101. The cubic root of 6616320104 is about 1877.3222879508.

The spelling of 6616320104 in words is "six billion, six hundred sixteen million, three hundred twenty thousand, one hundred four".