6506664134 has 4 divisors (see below), whose sum is σ = 9759996204. Its totient is φ = 3253332066.

The previous prime is 6506664107. The next prime is 6506664139. The reversal of 6506664134 is 4314666056.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 6506664091 and 6506664100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6506664139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1626666032 + ... + 1626666035.

It is an arithmetic number, because the mean of its divisors is an integer number (2439999051).

Almost surely, 2^6506664134 is an apocalyptic number.

6506664134 is a deficient number, since it is larger than the sum of its proper divisors (3253332070).

6506664134 is a wasteful number, since it uses less digits than its factorization.

6506664134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3253332069.

The product of its (nonzero) digits is 311040, while the sum is 41.

The square root of 6506664134 is about 80663.8960998042. The cubic root of 6506664134 is about 1866.8931542717.

The spelling of 6506664134 in words is "six billion, five hundred six million, six hundred sixty-four thousand, one hundred thirty-four".