2566366504 has 64 divisors (see below), whose sum is σ = 5271013440. Its totient is φ = 1164334080.

The previous prime is 2566366493. The next prime is 2566366507. The reversal of 2566366504 is 4056636652.

2566366504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2566366507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1538679 + ... + 1540345.

It is an arithmetic number, because the mean of its divisors is an integer number (82359585).

Almost surely, 2^2566366504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2566366504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2635506720).

2566366504 is an abundant number, since it is smaller than the sum of its proper divisors (2704646936).

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

2566366504 is a wasteful number, since it uses less digits than its factorization.

2566366504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1930 (or 1926 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 43.

The square root of 2566366504 is about 50659.3180372575. The cubic root of 2566366504 is about 1369.1138361427.

The spelling of 2566366504 in words is "two billion, five hundred sixty-six million, three hundred sixty-six thousand, five hundred four".