7221310652659 has 2 divisors, whose sum is σ = 7221310652660. Its totient is φ = 7221310652658.

The previous prime is 7221310652651. The next prime is 7221310652729. The reversal of 7221310652659 is 9562560131227.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7221310652659 - 2³ = 7221310652651 is a prime.

It is not a weakly prime, because it can be changed into another prime (7221310652651) 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, 3610655326329 + 3610655326330.

It is an arithmetic number, because the mean of its divisors is an integer number (3610655326330).

Almost surely, 2^{7221310652659} is an apocalyptic number.

7221310652659 is a deficient number, since it is larger than the sum of its proper divisors (1).

7221310652659 is an equidigital number, since it uses as much as digits as its factorization.

7221310652659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1360800, while the sum is 49.

The spelling of 7221310652659 in words is "seven trillion, two hundred twenty-one billion, three hundred ten million, six hundred fifty-two thousand, six hundred fifty-nine".