73066700853563 has 2 divisors, whose sum is σ = 73066700853564. Its totient is φ = 73066700853562.

The previous prime is 73066700853533. The next prime is 73066700853659. The reversal of 73066700853563 is 36535800766037.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73066700853563 - 2¹⁶ = 73066700788027 is a prime.

It is not a weakly prime, because it can be changed into another prime (73066700853533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36533350426781 + 36533350426782.

It is an arithmetic number, because the mean of its divisors is an integer number (36533350426782).

Almost surely, 2^{73066700853563} is an apocalyptic number.

73066700853563 is a deficient number, since it is larger than the sum of its proper divisors (1).

73066700853563 is an equidigital number, since it uses as much as digits as its factorization.

73066700853563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57153600, while the sum is 59.

The spelling of 73066700853563 in words is "seventy-three trillion, sixty-six billion, seven hundred million, eight hundred fifty-three thousand, five hundred sixty-three".