6575138511 has 8 divisors (see below), whose sum is σ = 8768567424. Its totient is φ = 4382567640.

The previous prime is 6575138497. The next prime is 6575138579. The reversal of 6575138511 is 1158315756.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6575138511 - 2⁹ = 6575137999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6575138411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196411 + ... + 227436.

It is an arithmetic number, because the mean of its divisors is an integer number (1096070928).

Almost surely, 2^6575138511 is an apocalyptic number.

6575138511 is a deficient number, since it is larger than the sum of its proper divisors (2193428913).

6575138511 is a wasteful number, since it uses less digits than its factorization.

6575138511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429021.

The product of its digits is 126000, while the sum is 42.

The square root of 6575138511 is about 81087.2277920512. The cubic root of 6575138511 is about 1873.4192079282.

The spelling of 6575138511 in words is "six billion, five hundred seventy-five million, one hundred thirty-eight thousand, five hundred eleven".