6672346279 has 2 divisors, whose sum is σ = 6672346280. Its totient is φ = 6672346278.

The previous prime is 6672346277. The next prime is 6672346301. The reversal of 6672346279 is 9726432766.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6672346279 - 2¹ = 6672346277 is a prime.

Together with 6672346277, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6672346277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3336173139 + 3336173140.

It is an arithmetic number, because the mean of its divisors is an integer number (3336173140).

Almost surely, 2^6672346279 is an apocalyptic number.

6672346279 is a deficient number, since it is larger than the sum of its proper divisors (1).

6672346279 is an equidigital number, since it uses as much as digits as its factorization.

6672346279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4572288, while the sum is 52.

The square root of 6672346279 is about 81684.4310685947. The cubic root of 6672346279 is about 1882.6063780377.

The spelling of 6672346279 in words is "six billion, six hundred seventy-two million, three hundred forty-six thousand, two hundred seventy-nine".