2566409884 has 24 divisors (see below), whose sum is σ = 4579990128. Its totient is φ = 1257884160.

The previous prime is 2566409869. The next prime is 2566409887. The reversal of 2566409884 is 4889046652.

2566409884 is digitally balanced in base 2, because in such base 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 (2566409887) 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, 269004 + ... + 278380.

It is an arithmetic number, because the mean of its divisors is an integer number (190832922).

Almost surely, 2^2566409884 is an apocalyptic number.

It is an amenable number.

2566409884 is a deficient number, since it is larger than the sum of its proper divisors (2013580244).

2566409884 is a wasteful number, since it uses less digits than its factorization.

2566409884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10725 (or 10723 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 52.

The square root of 2566409884 is about 50659.7461896524. The cubic root of 2566409884 is about 1369.1215502687.

The spelling of 2566409884 in words is "two billion, five hundred sixty-six million, four hundred nine thousand, eight hundred eighty-four".