2566468800 has 1008 divisors, whose sum is σ = 11556260352. Its totient is φ = 547430400.

The previous prime is 2566468781. The next prime is 2566468831. The reversal of 2566468800 is 88646652.

2566468800 is a `hidden beast` number, since 2 + 566 + 4 + 6 + 8 + 80 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1008).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 62596780 + ... + 62596820.

It is an arithmetic number, because the mean of its divisors is an integer number (11464544).

Almost surely, 2^2566468800 is an apocalyptic number.

2566468800 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 2566468800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5778130176).

2566468800 is an abundant number, since it is smaller than the sum of its proper divisors (8989791552).

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

2566468800 is a wasteful number, since it uses less digits than its factorization.

2566468800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 2566468800 is about 50660.3276736343. The cubic root of 2566468800 is about 1369.1320269724.

The spelling of 2566468800 in words is "two billion, five hundred sixty-six million, four hundred sixty-eight thousand, eight hundred".