2000642056 has 16 divisors (see below), whose sum is σ = 4287090240. Its totient is φ = 857418000.

The previous prime is 2000642041. The next prime is 2000642101. The reversal of 2000642056 is 6502460002.

It is a self number, because there is not a number n which added to its sum of digits gives 2000642056.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17862820 + ... + 17862931.

It is an arithmetic number, because the mean of its divisors is an integer number (267943140).

Almost surely, 2^2000642056 is an apocalyptic number.

It is an amenable number.

2000642056 is an abundant number, since it is smaller than the sum of its proper divisors (2286448184).

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

2000642056 is a wasteful number, since it uses less digits than its factorization.

2000642056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35725764 (or 35725760 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2000642056 is about 44728.5373782779. The cubic root of 2000642056 is about 1260.0558587817.

The spelling of 2000642056 in words is "two billion, six hundred forty-two thousand, fifty-six".