2006256384 has 144 divisors (see below), whose sum is σ = 6472448640. Its totient is φ = 607933440.

The previous prime is 2006256349. The next prime is 2006256391. The reversal of 2006256384 is 4836526002.

2006256384 is a `hidden beast` number, since 20 + 0 + 6 + 256 + 384 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62839 + ... + 89225.

It is an arithmetic number, because the mean of its divisors is an integer number (44947560).

Almost surely, 2^2006256384 is an apocalyptic number.

2006256384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2006256384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3236224320).

2006256384 is an abundant number, since it is smaller than the sum of its proper divisors (4466192256).

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

2006256384 is a wasteful number, since it uses less digits than its factorization.

2006256384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26423 (or 26403 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 2006256384 is about 44791.2534318923. The cubic root of 2006256384 is about 1261.2334406909.

The spelling of 2006256384 in words is "two billion, six million, two hundred fifty-six thousand, three hundred eighty-four".