6672733637 has 2 divisors, whose sum is σ = 6672733638. Its totient is φ = 6672733636.

The previous prime is 6672733591. The next prime is 6672733667. The reversal of 6672733637 is 7363372766.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6240052036 + 432681601 = 78994^2 + 20801^2 .

It is a cyclic number.

It is not a de Polignac number, because 6672733637 - 2³⁰ = 5598991813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6672733667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3336366818 + 3336366819.

It is an arithmetic number, because the mean of its divisors is an integer number (3336366819).

Almost surely, 2^6672733637 is an apocalyptic number.

It is an amenable number.

6672733637 is a deficient number, since it is larger than the sum of its proper divisors (1).

6672733637 is an equidigital number, since it uses as much as digits as its factorization.

6672733637 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4000752, while the sum is 50.

The square root of 6672733637 is about 81686.8020980134. The cubic root of 6672733637 is about 1882.6428084277.

The spelling of 6672733637 in words is "six billion, six hundred seventy-two million, seven hundred thirty-three thousand, six hundred thirty-seven".