2566223296 has 168 divisors, whose sum is σ = 6717212880. Its totient is φ = 961486848.

The previous prime is 2566223279. The next prime is 2566223323. The reversal of 2566223296 is 6923226652.

It is a happy number.

2566223296 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 772936 + ... + 776248.

It is an arithmetic number, because the mean of its divisors is an integer number (39983410).

Almost surely, 2^2566223296 is an apocalyptic number.

2566223296 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 2566223296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3358606440).

2566223296 is an abundant number, since it is smaller than the sum of its proper divisors (4150989584).

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

2566223296 is a wasteful number, since it uses less digits than its factorization.

2566223296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3371 (or 3354 counting only the distinct ones).

The product of its digits is 466560, while the sum is 43.

The square root of 2566223296 is about 50657.9045756928. The cubic root of 2566223296 is about 1369.0883693072.

The spelling of 2566223296 in words is "two billion, five hundred sixty-six million, two hundred twenty-three thousand, two hundred ninety-six".