2566240368 has 40 divisors (see below), whose sum is σ = 6653081616. Its totient is φ = 852364800.

The previous prime is 2566240367. The next prime is 2566240409. The reversal of 2566240368 is 8630426652.

It is a happy number.

2566240368 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 not an unprimeable number, because it can be changed into a prime (2566240367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81643 + ... + 108618.

Almost surely, 2^2566240368 is an apocalyptic number.

It is an amenable number.

2566240368 is an abundant number, since it is smaller than the sum of its proper divisors (4086841248).

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

2566240368 is a wasteful number, since it uses less digits than its factorization.

2566240368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190553 (or 190547 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The square root of 2566240368 is about 50658.0730782370. The cubic root of 2566240368 is about 1369.0914052894.

The spelling of 2566240368 in words is "two billion, five hundred sixty-six million, two hundred forty thousand, three hundred sixty-eight".