6720231719 has 2 divisors, whose sum is σ = 6720231720. Its totient is φ = 6720231718.

The previous prime is 6720231703. The next prime is 6720231773. The reversal of 6720231719 is 9171320276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6720231719 - 2⁴ = 6720231703 is a prime.

It is a super-2 number, since 2×6720231719² = 90323028714107389922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6720233719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3360115859 + 3360115860.

It is an arithmetic number, because the mean of its divisors is an integer number (3360115860).

Almost surely, 2^6720231719 is an apocalyptic number.

6720231719 is a deficient number, since it is larger than the sum of its proper divisors (1).

6720231719 is an equidigital number, since it uses as much as digits as its factorization.

6720231719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 38.

The square root of 6720231719 is about 81977.0194566746. The cubic root of 6720231719 is about 1887.0992819434.

The spelling of 6720231719 in words is "six billion, seven hundred twenty million, two hundred thirty-one thousand, seven hundred nineteen".