6677412513 has 4 divisors (see below), whose sum is σ = 8903216688. Its totient is φ = 4451608340.

The previous prime is 6677412503. The next prime is 6677412571. The reversal of 6677412513 is 3152147766.

It is a happy number.

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 6677412513 - 2⁸ = 6677412257 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6677412503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1112902083 + ... + 1112902088.

It is an arithmetic number, because the mean of its divisors is an integer number (2225804172).

Almost surely, 2^6677412513 is an apocalyptic number.

It is an amenable number.

6677412513 is a deficient number, since it is larger than the sum of its proper divisors (2225804175).

6677412513 is a wasteful number, since it uses less digits than its factorization.

6677412513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2225804174.

The product of its digits is 211680, while the sum is 42.

The square root of 6677412513 is about 81715.4361978201. The cubic root of 6677412513 is about 1883.0827377819.

The spelling of 6677412513 in words is "six billion, six hundred seventy-seven million, four hundred twelve thousand, five hundred thirteen".