147733256509 has 2 divisors, whose sum is σ = 147733256510. Its totient is φ = 147733256508.

The previous prime is 147733256417. The next prime is 147733256513. The reversal of 147733256509 is 905652337741.

147733256509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80998867609 + 66734388900 = 284603^2 + 258330^2 .

It is a cyclic number.

It is not a de Polignac number, because 147733256509 - 2¹⁵ = 147733223741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147733256579) 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, 73866628254 + 73866628255.

It is an arithmetic number, because the mean of its divisors is an integer number (73866628255).

Almost surely, 2^147733256509 is an apocalyptic number.

It is an amenable number.

147733256509 is a deficient number, since it is larger than the sum of its proper divisors (1).

147733256509 is an equidigital number, since it uses as much as digits as its factorization.

147733256509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4762800, while the sum is 52.

The spelling of 147733256509 in words is "one hundred forty-seven billion, seven hundred thirty-three million, two hundred fifty-six thousand, five hundred nine".