6654344764513 has 2 divisors, whose sum is σ = 6654344764514. Its totient is φ = 6654344764512.

The previous prime is 6654344764471. The next prime is 6654344764519. The reversal of 6654344764513 is 3154674434566.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3988775884864 + 2665568879649 = 1997192^2 + 1632657^2 .

It is a cyclic number.

It is not a de Polignac number, because 6654344764513 - 2¹⁷ = 6654344633441 is a prime.

It is not a weakly prime, because it can be changed into another prime (6654344764519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3327172382256 + 3327172382257.

It is an arithmetic number, because the mean of its divisors is an integer number (3327172382257).

Almost surely, 2^{6654344764513} is an apocalyptic number.

It is an amenable number.

6654344764513 is a deficient number, since it is larger than the sum of its proper divisors (1).

6654344764513 is an equidigital number, since it uses as much as digits as its factorization.

6654344764513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87091200, while the sum is 58.

The spelling of 6654344764513 in words is "six trillion, six hundred fifty-four billion, three hundred forty-four million, seven hundred sixty-four thousand, five hundred thirteen".