2533688897 has 4 divisors (see below), whose sum is σ = 2535047856. Its totient is φ = 2532329940.

The previous prime is 2533688881. The next prime is 2533688909. The reversal of 2533688897 is 7988863352.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2533688897 - 2⁴ = 2533688881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2533688197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676679 + ... + 680412.

It is an arithmetic number, because the mean of its divisors is an integer number (633761964).

Almost surely, 2^2533688897 is an apocalyptic number.

It is an amenable number.

2533688897 is a deficient number, since it is larger than the sum of its proper divisors (1358959).

2533688897 is a wasteful number, since it uses less digits than its factorization.

2533688897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358958.

The product of its digits is 17418240, while the sum is 59.

The square root of 2533688897 is about 50335.7616114031. The cubic root of 2533688897 is about 1363.2780097960.

The spelling of 2533688897 in words is "two billion, five hundred thirty-three million, six hundred eighty-eight thousand, eight hundred ninety-seven".