7226580668 has 12 divisors (see below), whose sum is σ = 12738827472. Its totient is φ = 3586915680.

The previous prime is 7226580653. The next prime is 7226580679. The reversal of 7226580668 is 8660856227.

It is a super-2 number, since 2×7226580668² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6593048 + ... + 6594143.

It is an arithmetic number, because the mean of its divisors is an integer number (1061568956).

Almost surely, 2^7226580668 is an apocalyptic number.

It is an amenable number.

7226580668 is a deficient number, since it is larger than the sum of its proper divisors (5512246804).

7226580668 is a wasteful number, since it uses less digits than its factorization.

7226580668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13187332 (or 13187330 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 50.

The square root of 7226580668 is about 85009.2975385634. The cubic root of 7226580668 is about 1933.3520873990.

The spelling of 7226580668 in words is "seven billion, two hundred twenty-six million, five hundred eighty thousand, six hundred sixty-eight".