2133982806 has 16 divisors (see below), whose sum is σ = 4415137200. Its totient is φ = 686799008.

The previous prime is 2133982787. The next prime is 2133982811. The reversal of 2133982806 is 6082893312.

It is a congruent number.

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, 6131961 + ... + 6132308.

It is an arithmetic number, because the mean of its divisors is an integer number (275946075).

Almost surely, 2^2133982806 is an apocalyptic number.

2133982806 is an abundant number, since it is smaller than the sum of its proper divisors (2281154394).

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

2133982806 is a wasteful number, since it uses less digits than its factorization.

2133982806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12264303.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 2133982806 is about 46195.0517479957. The cubic root of 2133982806 is about 1287.4498035038.

The spelling of 2133982806 in words is "two billion, one hundred thirty-three million, nine hundred eighty-two thousand, eight hundred six".