2044064620266 has 64 divisors (see below), whose sum is σ = 4120964055936. Its totient is φ = 675908985600.

The previous prime is 2044064620261. The next prime is 2044064620277. The reversal of 2044064620266 is 6620264604402.

It is not an unprimeable number, because it can be changed into a prime (2044064620261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 847806601 + ... + 847809011.

It is an arithmetic number, because the mean of its divisors is an integer number (64390063374).

Almost surely, 2^{2044064620266} is an apocalyptic number.

2044064620266 is an abundant number, since it is smaller than the sum of its proper divisors (2076899435670).

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

2044064620266 is a wasteful number, since it uses less digits than its factorization.

2044064620266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4727.

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 2044064620266 in words is "two trillion, forty-four billion, sixty-four million, six hundred twenty thousand, two hundred sixty-six".