6525566113 has 4 divisors (see below), whose sum is σ = 7118799408. Its totient is φ = 5932332820.

The previous prime is 6525566083. The next prime is 6525566143. The reversal of 6525566113 is 3116655256.

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 an interprime number because it is at equal distance from previous prime (6525566083) and next prime (6525566143).

It is a cyclic number.

It is not a de Polignac number, because 6525566113 - 2⁵ = 6525566081 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6525566143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296616631 + ... + 296616652.

It is an arithmetic number, because the mean of its divisors is an integer number (1779699852).

Almost surely, 2^6525566113 is an apocalyptic number.

It is an amenable number.

6525566113 is a deficient number, since it is larger than the sum of its proper divisors (593233295).

6525566113 is a wasteful number, since it uses less digits than its factorization.

6525566113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593233294.

The product of its digits is 162000, while the sum is 40.

The square root of 6525566113 is about 80780.9761825147. The cubic root of 6525566113 is about 1868.6991928589.

The spelling of 6525566113 in words is "six billion, five hundred twenty-five million, five hundred sixty-six thousand, one hundred thirteen".