1343650116649 has 2 divisors, whose sum is σ = 1343650116650. Its totient is φ = 1343650116648.

The previous prime is 1343650116449. The next prime is 1343650116659. The reversal of 1343650116649 is 9466110563431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1213875097600 + 129775019049 = 1101760^2 + 360243^2 .

It is a cyclic number.

It is not a de Polignac number, because 1343650116649 - 2¹⁷ = 1343649985577 is a prime.

It is not a weakly prime, because it can be changed into another prime (1343650116659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671825058324 + 671825058325.

It is an arithmetic number, because the mean of its divisors is an integer number (671825058325).

Almost surely, 2^{1343650116649} is an apocalyptic number.

It is an amenable number.

1343650116649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343650116649 is an equidigital number, since it uses as much as digits as its factorization.

1343650116649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1399680, while the sum is 49.

The spelling of 1343650116649 in words is "one trillion, three hundred forty-three billion, six hundred fifty million, one hundred sixteen thousand, six hundred forty-nine".