73030017569 has 2 divisors, whose sum is σ = 73030017570. Its totient is φ = 73030017568.

The previous prime is 73030017539. The next prime is 73030017617. The reversal of 73030017569 is 96571003037.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73001555344 + 28462225 = 270188^2 + 5335^2 .

It is a cyclic number.

It is not a de Polignac number, because 73030017569 - 2¹² = 73030013473 is a prime.

It is a super-2 number, since 2×73030017569² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73030017539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36515008784 + 36515008785.

It is an arithmetic number, because the mean of its divisors is an integer number (36515008785).

Almost surely, 2^73030017569 is an apocalyptic number.

It is an amenable number.

73030017569 is a deficient number, since it is larger than the sum of its proper divisors (1).

73030017569 is an equidigital number, since it uses as much as digits as its factorization.

73030017569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 119070, while the sum is 41.

The spelling of 73030017569 in words is "seventy-three billion, thirty million, seventeen thousand, five hundred sixty-nine".