2040566366 has 16 divisors (see below), whose sum is σ = 3119375040. Its totient is φ = 1000939680.

The previous prime is 2040566329. The next prime is 2040566369. The reversal of 2040566366 is 6636650402.

It is a super-2 number, since 2×2040566366² = 8327822188100891912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040566369) 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, 16325 + ... + 65936.

It is an arithmetic number, because the mean of its divisors is an integer number (194960940).

Almost surely, 2^2040566366 is an apocalyptic number.

2040566366 is a deficient number, since it is larger than the sum of its proper divisors (1078808674).

2040566366 is a wasteful number, since it uses less digits than its factorization.

2040566366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82499.

The product of its (nonzero) digits is 155520, while the sum is 38.

The square root of 2040566366 is about 45172.6285044384. The cubic root of 2040566366 is about 1268.3824998664.

The spelling of 2040566366 in words is "two billion, forty million, five hundred sixty-six thousand, three hundred sixty-six".