2006351256 has 192 divisors, whose sum is σ = 6320160000. Its totient is φ = 526079232.

The previous prime is 2006351239. The next prime is 2006351261. The reversal of 2006351256 is 6521536002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4020495 + ... + 4020993.

It is an arithmetic number, because the mean of its divisors is an integer number (32917500).

Almost surely, 2^2006351256 is an apocalyptic number.

2006351256 is a gapful number since it is divisible by the number (26) 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 2006351256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3160080000).

2006351256 is an abundant number, since it is smaller than the sum of its proper divisors (4313808744).

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

2006351256 is a wasteful number, since it uses less digits than its factorization.

2006351256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798 (or 787 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 2006351256 is about 44792.3124654220. The cubic root of 2006351256 is about 1261.2533208109.

Adding to 2006351256 its reverse (6521536002), we get a palindrome (8527887258).

The spelling of 2006351256 in words is "two billion, six million, three hundred fifty-one thousand, two hundred fifty-six".