2533566253 has 16 divisors (see below), whose sum is σ = 2739735360. Its totient is φ = 2334124800.

The previous prime is 2533566247. The next prime is 2533566257. The reversal of 2533566253 is 3526653352.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2533566253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2533566257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213018 + ... + 224596.

It is an arithmetic number, because the mean of its divisors is an integer number (171233460).

Almost surely, 2^2533566253 is an apocalyptic number.

It is an amenable number.

2533566253 is a deficient number, since it is larger than the sum of its proper divisors (206169107).

2533566253 is a wasteful number, since it uses less digits than its factorization.

2533566253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11868.

The product of its digits is 486000, while the sum is 40.

The square root of 2533566253 is about 50334.5433375530. The cubic root of 2533566253 is about 1363.2560128089.

The spelling of 2533566253 in words is "two billion, five hundred thirty-three million, five hundred sixty-six thousand, two hundred fifty-three".