6600662146 has 16 divisors (see below), whose sum is σ = 10717862904. Its totient is φ = 3030672384.

The previous prime is 6600662143. The next prime is 6600662147. The reversal of 6600662146 is 6412660066.

It can be written as a sum of positive squares in 4 ways, for example, as 2498900121 + 4101762025 = 49989^2 + 64045^2 .

It is not an unprimeable number, because it can be changed into a prime (6600662143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 652681 + ... + 662716.

Almost surely, 2^6600662146 is an apocalyptic number.

6600662146 is a deficient number, since it is larger than the sum of its proper divisors (4117200758).

6600662146 is a wasteful number, since it uses less digits than its factorization.

6600662146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315605.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 6600662146 is about 81244.4591710721. The cubic root of 6600662146 is about 1875.8401824884.

It can be divided in two parts, 6600 and 662146, that added together give a triangular number (668746 = T₁₁₅₆).

The spelling of 6600662146 in words is "six billion, six hundred million, six hundred sixty-two thousand, one hundred forty-six".