2245544568 has 96 divisors (see below), whose sum is σ = 6276029760. Its totient is φ = 724930560.

The previous prime is 2245544563. The next prime is 2245544591. The reversal of 2245544568 is 8654455422.

2245544568 is a `hidden beast` number, since 2 + 2 + 45 + 5 + 44 + 568 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245544563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 324828 + ... + 331668.

It is an arithmetic number, because the mean of its divisors is an integer number (65375310).

Almost surely, 2^2245544568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2245544568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3138014880).

2245544568 is an abundant number, since it is smaller than the sum of its proper divisors (4030485192).

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

2245544568 is a wasteful number, since it uses less digits than its factorization.

2245544568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6997 (or 6990 counting only the distinct ones).

The product of its digits is 1536000, while the sum is 45.

The square root of 2245544568 is about 47387.1772529236. The cubic root of 2245544568 is about 1309.5051970436.

The spelling of 2245544568 in words is "two billion, two hundred forty-five million, five hundred forty-four thousand, five hundred sixty-eight".