2000551966 has 16 divisors (see below), whose sum is σ = 3430627200. Its totient is φ = 857102040.

The previous prime is 2000551963. The next prime is 2000551967. The reversal of 2000551966 is 6691550002.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000551963) 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, 25185 + ... + 68083.

It is an arithmetic number, because the mean of its divisors is an integer number (214414200).

Almost surely, 2^2000551966 is an apocalyptic number.

2000551966 is a deficient number, since it is larger than the sum of its proper divisors (1430075234).

2000551966 is a wasteful number, since it uses less digits than its factorization.

2000551966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46239.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 2000551966 is about 44727.5302917566. The cubic root of 2000551966 is about 1260.0369448309.

The spelling of 2000551966 in words is "two billion, five hundred fifty-one thousand, nine hundred sixty-six".