6722665058 has 6 divisors (see below), whose sum is σ = 10084171521. Its totient is φ = 3361274552.

The previous prime is 6722665049. The next prime is 6722665067. The reversal of 6722665058 is 8505662276.

It is an interprime number because it is at equal distance from previous prime (6722665049) and next prime (6722665067).

It can be written as a sum of positive squares in 2 ways, for example, as 6402720289 + 319944769 = 80017^2 + 17887^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=57977.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 86966 + ... + 144942.

Almost surely, 2^6722665058 is an apocalyptic number.

6722665058 is a deficient number, since it is larger than the sum of its proper divisors (3361506463).

6722665058 is an frugal number, since it uses more digits than its factorization.

6722665058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115956 (or 57979 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 47.

The square root of 6722665058 is about 81991.8597057049. The cubic root of 6722665058 is about 1887.3270220149.

The spelling of 6722665058 in words is "six billion, seven hundred twenty-two million, six hundred sixty-five thousand, fifty-eight".