6672964169 has 2 divisors, whose sum is σ = 6672964170. Its totient is φ = 6672964168.

The previous prime is 6672964153. The next prime is 6672964187. The reversal of 6672964169 is 9614692766.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6311508025 + 361456144 = 79445^2 + 19012^2 .

It is a cyclic number.

It is not a de Polignac number, because 6672964169 - 2⁴ = 6672964153 is a prime.

It is a super-2 number, since 2×6672964169² = 89056901601515721122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6672964139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3336482084 + 3336482085.

It is an arithmetic number, because the mean of its divisors is an integer number (3336482085).

Almost surely, 2^6672964169 is an apocalyptic number.

It is an amenable number.

6672964169 is a deficient number, since it is larger than the sum of its proper divisors (1).

6672964169 is an equidigital number, since it uses as much as digits as its factorization.

6672964169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5878656, while the sum is 56.

The square root of 6672964169 is about 81688.2131583254. The cubic root of 6672964169 is about 1882.6644889181.

The spelling of 6672964169 in words is "six billion, six hundred seventy-two million, nine hundred sixty-four thousand, one hundred sixty-nine".