2060604644666 has 4 divisors (see below), whose sum is σ = 3090906967002. Its totient is φ = 1030302322332.

The previous prime is 2060604644641. The next prime is 2060604644677. The reversal of 2060604644666 is 6664464060602.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2060456414041 + 148230625 = 1435429^2 + 12175^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515151161165 + ... + 515151161168.

Almost surely, 2^{2060604644666} is an apocalyptic number.

2060604644666 is a deficient number, since it is larger than the sum of its proper divisors (1030302322336).

2060604644666 is a wasteful number, since it uses less digits than its factorization.

2060604644666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030302322335.

The product of its (nonzero) digits is 5971968, while the sum is 50.

The spelling of 2060604644666 in words is "two trillion, sixty billion, six hundred four million, six hundred forty-four thousand, six hundred sixty-six".