2522066688 has 216 divisors, whose sum is σ = 8107117200. Its totient is φ = 749371392.

The previous prime is 2522066653. The next prime is 2522066717. The reversal of 2522066688 is 8866602252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 742498 + ... + 745886.

It is an arithmetic number, because the mean of its divisors is an integer number (37532950).

Almost surely, 2^2522066688 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 2522066688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4053558600).

2522066688 is an abundant number, since it is smaller than the sum of its proper divisors (5585050512).

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

2522066688 is a wasteful number, since it uses less digits than its factorization.

2522066688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3447 (or 3430 counting only the distinct ones).

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

The square root of 2522066688 is about 50220.1820785230. The cubic root of 2522066688 is about 1361.1903304168.

The spelling of 2522066688 in words is "two billion, five hundred twenty-two million, sixty-six thousand, six hundred eighty-eight".