2566251468 has 72 divisors (see below), whose sum is σ = 7083550656. Its totient is φ = 776892000.

The previous prime is 2566251463. The next prime is 2566251491. The reversal of 2566251468 is 8641526652.

2566251468 is a `hidden beast` number, since 2 + 5 + 6 + 625 + 14 + 6 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (2566251463) 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, 505543 + ... + 510593.

It is an arithmetic number, because the mean of its divisors is an integer number (98382648).

Almost surely, 2^2566251468 is an apocalyptic number.

It is an amenable number.

2566251468 is an abundant number, since it is smaller than the sum of its proper divisors (4517299188).

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

2566251468 is a wasteful number, since it uses less digits than its factorization.

2566251468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6355 (or 6350 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 2566251468 is about 50658.1826361744. The cubic root of 2566251468 is about 1369.0933792396.

The spelling of 2566251468 in words is "two billion, five hundred sixty-six million, two hundred fifty-one thousand, four hundred sixty-eight".