2566902056 has 16 divisors (see below), whose sum is σ = 4978905300. Its totient is φ = 1239193984.

The previous prime is 2566902053. The next prime is 2566902061. The reversal of 2566902056 is 6502096652.

It can be written as a sum of positive squares in 2 ways, for example, as 2247708100 + 319193956 = 47410^2 + 17866^2 .

It is not an unprimeable number, because it can be changed into a prime (2566902053) by changing a digit.

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, 5531885 + ... + 5532348.

Almost surely, 2^2566902056 is an apocalyptic number.

It is an amenable number.

2566902056 is a deficient number, since it is larger than the sum of its proper divisors (2412003244).

2566902056 is a wasteful number, since it uses less digits than its factorization.

2566902056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11064268 (or 11064264 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 2566902056 is about 50664.6035808038. The cubic root of 2566902056 is about 1369.2090655464.

The spelling of 2566902056 in words is "two billion, five hundred sixty-six million, nine hundred two thousand, fifty-six".