2645323200 has 378 divisors, whose sum is σ = 10190341824. Its totient is φ = 650557440.

The previous prime is 2645323193. The next prime is 2645323211. The reversal of 2645323200 is 23235462.

2645323200 is a `hidden beast` number, since 2 + 6 + 453 + 2 + 3 + 200 = 666.

2645323200 is digitally balanced in base 2 and base 4, because in such bases 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 53 ways as a sum of consecutive naturals, for example, 2433057 + ... + 2434143.

Almost surely, 2^2645323200 is an apocalyptic number.

2645323200 is a gapful number since it is divisible by the number (20) 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 2645323200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5095170912).

2645323200 is an abundant number, since it is smaller than the sum of its proper divisors (7545018624).

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

2645323200 is a wasteful number, since it uses less digits than its factorization.

2645323200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141 (or 1110 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 2645323200 is about 51432.7055481238. The cubic root of 2645323200 is about 1383.0129507557.

Adding to 2645323200 its reverse (23235462), we get a palindrome (2668558662).

The spelling of 2645323200 in words is "two billion, six hundred forty-five million, three hundred twenty-three thousand, two hundred".