6529163457 has 4 divisors (see below), whose sum is σ = 8705551280. Its totient is φ = 4352775636.

The previous prime is 6529163441. The next prime is 6529163489. The reversal of 6529163457 is 7543619256.

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 not a de Polignac number, because 6529163457 - 2⁴ = 6529163441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6529163057) 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, 1088193907 + ... + 1088193912.

It is an arithmetic number, because the mean of its divisors is an integer number (2176387820).

Almost surely, 2^6529163457 is an apocalyptic number.

It is an amenable number.

6529163457 is a deficient number, since it is larger than the sum of its proper divisors (2176387823).

6529163457 is a wasteful number, since it uses less digits than its factorization.

6529163457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176387822.

The product of its digits is 1360800, while the sum is 48.

The square root of 6529163457 is about 80803.2391491826. The cubic root of 6529163457 is about 1869.0425152524.

The spelling of 6529163457 in words is "six billion, five hundred twenty-nine million, one hundred sixty-three thousand, four hundred fifty-seven".