2042806062666 has 16 divisors (see below), whose sum is σ = 4115005020000. Its totient is φ = 676036538448.

The previous prime is 2042806062629. The next prime is 2042806062673. The reversal of 2042806062666 is 6662606082402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1224703041 + ... + 1224704708.

It is an arithmetic number, because the mean of its divisors is an integer number (257187813750).

Almost surely, 2^{2042806062666} is an apocalyptic number.

2042806062666 is an abundant number, since it is smaller than the sum of its proper divisors (2072198957334).

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

2042806062666 is a wasteful number, since it uses less digits than its factorization.

2042806062666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449407893.

The product of its (nonzero) digits is 1990656, while the sum is 48.

The spelling of 2042806062666 in words is "two trillion, forty-two billion, eight hundred six million, sixty-two thousand, six hundred sixty-six".