299049625489 has 2 divisors, whose sum is σ = 299049625490. Its totient is φ = 299049625488.

The previous prime is 299049625349. The next prime is 299049625493. The reversal of 299049625489 is 984526940992.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297052250625 + 1997374864 = 545025^2 + 44692^2 .

It is a cyclic number.

It is not a de Polignac number, because 299049625489 - 2¹¹ = 299049623441 is a prime.

It is a super-2 number, since 2×299049625489² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (299049625499) 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, 149524812744 + 149524812745.

It is an arithmetic number, because the mean of its divisors is an integer number (149524812745).

Almost surely, 2^299049625489 is an apocalyptic number.

It is an amenable number.

299049625489 is a deficient number, since it is larger than the sum of its proper divisors (1).

299049625489 is an equidigital number, since it uses as much as digits as its factorization.

299049625489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100776960, while the sum is 67.

The spelling of 299049625489 in words is "two hundred ninety-nine billion, forty-nine million, six hundred twenty-five thousand, four hundred eighty-nine".