2566253513056 has 12 divisors (see below), whose sum is σ = 5052311603892. Its totient is φ = 1283126756512.

The previous prime is 2566253513041. The next prime is 2566253513101. The reversal of 2566253513056 is 6503153526652.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40097711110 + ... + 40097711173.

It is an arithmetic number, because the mean of its divisors is an integer number (421025966991).

Almost surely, 2^{2566253513056} is an apocalyptic number.

It is an amenable number.

2566253513056 is a deficient number, since it is larger than the sum of its proper divisors (2486058090836).

2566253513056 is an equidigital number, since it uses as much as digits as its factorization.

2566253513056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80195422293 (or 80195422285 counting only the distinct ones).

The product of its (nonzero) digits is 4860000, while the sum is 49.

The spelling of 2566253513056 in words is "two trillion, five hundred sixty-six billion, two hundred fifty-three million, five hundred thirteen thousand, fifty-six".