73553230339997 has 2 divisors, whose sum is σ = 73553230339998. Its totient is φ = 73553230339996.

The previous prime is 73553230339991. The next prime is 73553230340089. The reversal of 73553230339997 is 79993303235537.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66181820718841 + 7371409621156 = 8135221^2 + 2715034^2 .

It is a cyclic number.

It is not a de Polignac number, because 73553230339997 - 2⁶ = 73553230339933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73553230339991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36776615169998 + 36776615169999.

It is an arithmetic number, because the mean of its divisors is an integer number (36776615169999).

Almost surely, 2^{73553230339997} is an apocalyptic number.

It is an amenable number.

73553230339997 is a deficient number, since it is larger than the sum of its proper divisors (1).

73553230339997 is an equidigital number, since it uses as much as digits as its factorization.

73553230339997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 434010150, while the sum is 68.

The spelling of 73553230339997 in words is "seventy-three trillion, five hundred fifty-three billion, two hundred thirty million, three hundred thirty-nine thousand, nine hundred ninety-seven".