73068542093 has 2 divisors, whose sum is σ = 73068542094. Its totient is φ = 73068542092.

The previous prime is 73068542047. The next prime is 73068542137. The reversal of 73068542093 is 39024586037.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60682410244 + 12386131849 = 246338^2 + 111293^2 .

It is a cyclic number.

It is not a de Polignac number, because 73068542093 - 2¹⁰ = 73068541069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73068542023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36534271046 + 36534271047.

It is an arithmetic number, because the mean of its divisors is an integer number (36534271047).

Almost surely, 2^73068542093 is an apocalyptic number.

It is an amenable number.

73068542093 is a deficient number, since it is larger than the sum of its proper divisors (1).

73068542093 is an equidigital number, since it uses as much as digits as its factorization.

73068542093 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 47.

The spelling of 73068542093 in words is "seventy-three billion, sixty-eight million, five hundred forty-two thousand, ninety-three".