6667376747 has 4 divisors (see below), whose sum is σ = 6897286320. Its totient is φ = 6437467176.

The previous prime is 6667376719. The next prime is 6667376753. The reversal of 6667376747 is 7476737666.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 6667376747 - 2¹⁴ = 6667360363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6667376707) 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, 114954743 + ... + 114954800.

It is an arithmetic number, because the mean of its divisors is an integer number (1724321580).

Almost surely, 2^6667376747 is an apocalyptic number.

6667376747 is a deficient number, since it is larger than the sum of its proper divisors (229909573).

6667376747 is a wasteful number, since it uses less digits than its factorization.

6667376747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229909572.

The product of its digits is 37340352, while the sum is 59.

The square root of 6667376747 is about 81654.0063132238. The cubic root of 6667376747 is about 1882.1388765075.

The spelling of 6667376747 in words is "six billion, six hundred sixty-seven million, three hundred seventy-six thousand, seven hundred forty-seven".