2520606568 has 16 divisors (see below), whose sum is σ = 4727638980. Its totient is φ = 1259902848.

The previous prime is 2520606553. The next prime is 2520606581. The reversal of 2520606568 is 8656060252.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2485820164 + 34786404 = 49858^2 + 5898^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2520606568.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22405 + ... + 74452.

Almost surely, 2^2520606568 is an apocalyptic number.

It is an amenable number.

2520606568 is a deficient number, since it is larger than the sum of its proper divisors (2207032412).

2520606568 is a wasteful number, since it uses less digits than its factorization.

2520606568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100116 (or 100112 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 2520606568 is about 50205.6427904275. The cubic root of 2520606568 is about 1360.9275981498.

The spelling of 2520606568 in words is "two billion, five hundred twenty million, six hundred six thousand, five hundred sixty-eight".