2566246552 has 16 divisors (see below), whose sum is σ = 5064960600. Its totient is φ = 1215590400.

The previous prime is 2566246537. The next prime is 2566246589. The reversal of 2566246552 is 2556426652.

It is a junction number, because it is equal to n+sod(n) for n = 2566246499 and 2566246508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8441449 + ... + 8441752.

Almost surely, 2^2566246552 is an apocalyptic number.

It is an amenable number.

2566246552 is a deficient number, since it is larger than the sum of its proper divisors (2498714048).

2566246552 is a wasteful number, since it uses less digits than its factorization.

2566246552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16883226 (or 16883222 counting only the distinct ones).

The product of its digits is 864000, while the sum is 43.

The square root of 2566246552 is about 50658.1341148685. The cubic root of 2566246552 is about 1369.0925050116.

The spelling of 2566246552 in words is "two billion, five hundred sixty-six million, two hundred forty-six thousand, five hundred fifty-two".