73286808163 has 2 divisors, whose sum is σ = 73286808164. Its totient is φ = 73286808162.

The previous prime is 73286808143. The next prime is 73286808191. The reversal of 73286808163 is 36180868237.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73286808163 - 2⁵ = 73286808131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73286808163.

It is not a weakly prime, because it can be changed into another prime (73286808143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36643404081 + 36643404082.

It is an arithmetic number, because the mean of its divisors is an integer number (36643404082).

Almost surely, 2^73286808163 is an apocalyptic number.

73286808163 is a deficient number, since it is larger than the sum of its proper divisors (1).

73286808163 is an equidigital number, since it uses as much as digits as its factorization.

73286808163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 73286808163 in words is "seventy-three billion, two hundred eighty-six million, eight hundred eight thousand, one hundred sixty-three".