2566265512 has 32 divisors (see below), whose sum is σ = 4907628000. Its totient is φ = 1257615424.

The previous prime is 2566265509. The next prime is 2566265531. The reversal of 2566265512 is 2155626652.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500739 + ... + 505837.

It is an arithmetic number, because the mean of its divisors is an integer number (153363375).

Almost surely, 2^2566265512 is an apocalyptic number.

It is an amenable number.

2566265512 is a deficient number, since it is larger than the sum of its proper divisors (2341362488).

2566265512 is a wasteful number, since it uses less digits than its factorization.

2566265512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6345 (or 6341 counting only the distinct ones).

The product of its digits is 216000, while the sum is 40.

The square root of 2566265512 is about 50658.3212513009. The cubic root of 2566265512 is about 1369.0958767232.

The spelling of 2566265512 in words is "two billion, five hundred sixty-six million, two hundred sixty-five thousand, five hundred twelve".