7266510311449 has 2 divisors, whose sum is σ = 7266510311450. Its totient is φ = 7266510311448.

The previous prime is 7266510311371. The next prime is 7266510311471. The reversal of 7266510311449 is 9441130156627.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5792532205824 + 1473978105625 = 2406768^2 + 1214075^2 .

It is a cyclic number.

It is not a de Polignac number, because 7266510311449 - 2¹³ = 7266510303257 is a prime.

It is not a weakly prime, because it can be changed into another prime (7266510317449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3633255155724 + 3633255155725.

It is an arithmetic number, because the mean of its divisors is an integer number (3633255155725).

Almost surely, 2^{7266510311449} is an apocalyptic number.

It is an amenable number.

7266510311449 is a deficient number, since it is larger than the sum of its proper divisors (1).

7266510311449 is an equidigital number, since it uses as much as digits as its factorization.

7266510311449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 7266510311449 in words is "seven trillion, two hundred sixty-six billion, five hundred ten million, three hundred eleven thousand, four hundred forty-nine".